preliminary data show that the aerosol plume from mexico city travels outside the city and rises high into the troposphere. here, the prevailing high-altitude winds can potentially transport the pollutants long distances, even across continents. but it will be many years before molina and her team have definitive results. molina: milagro -- right now we only finish the first phase one, the measurement, the observation stage. and then the next phase is now we are in the process of doing the data analysis so we have all of this tons and tons of data. then all this information are now fit into models. then we are going to present the results to the mexican government. narrator: while the mexican government has recently made strides in reducing emissions with stricter regulation policies and cleaner fuel, mexico city is just one of a growing number of megacities. molina: we hope that by studying mexico city use this as a case study then we can find out how would the future megacities that are coming up how would they influence the atmospheric compositions on a larger regional-global scale

barker pops up in mexico city. somebody asked me a question? douglas and bob lee and roberto has a lot to do when he is running conte aguero. pay television and radio personality in cuba. john d. nadleman was used for the p.p. op staff. in radio and tv. and pickworth, first used in an interview. there is also a donald barton who is philips contact. let's go to the next slide. i meant to the roadblock set in place to decouple phillips from merton. this is the cable in which it was inserted. next slide. we are going to blow up the top. at the top, a known pseudonym for phillips is negotiating with merton. because we know -- i just showed you be on reasonable doubt that phillips was merton and that merton cannot be a negotiating with himself, what we now have is a very valuable example to exactly how compartmentalization is used inside the c.i.a. at the aying multipleo fragment roles. back to the main conference sheet. let me summarize this part of my presentation by posing this question -- what is so crucial about the philips-merton identificatio

. >> tens of thousands of people are demonstrating in the giant capitol mexico city, dend maaing answers. >> if they aren't alive, then at least find them so the families can mourn. >> these 43 students are part of an estimated 22,000 people who have gone missing in mexico since 2006. kid p thatting is typically used by gangs to extort money and recruit new members sometimes in collusion with local authorities. teresa bow of al jazeera fault lines program recently traveled to mexico to meet some of the families searching for loved ones. stories like these are common to every day mexicans. are the they ares actually capable of solving a problem linked so closely to those in power. the arrest of a public official and the wife who hoped to succeed him is a sobering symptom of a class of public officials that people of mexico can't trust, and might well fear. the missing teacher trainees this time on the program. what does the crime and the reaction to it tell you about the mexican people today? as the war on the drug trade continues to overshadow another administration. as the protests cont

. >> reporter: demonstrators clashed with police in mexico city's central square thursday night.a violent conclusion for what huh been a mostly peaceful protest. police closed ranks and pushed the crowd back, quickly clearing the square. a huge thong marched through the center of mexico city, the biggest demonstration thus far in a movement that has united many mexicans in protest. the marches demanded justice for 43 college students from the state of ca aguero who were abducted in september. the government says the staoupbtz werstudentswere kidnae on the orders of a corrupt mayor turned over to a drug gang and murdered. >> translator: we want to know exactly who is responsible. who gave the orders. >> translator: we are against a government that is inept and corrupt. >> i am trying to ask for justice for my country, only for -- not only for the 43 students, but for all of the people that has been disappearing for a long time. >> reporter: but protesters also expressed their outrage over a government that appears unable or unwilling to protect its citizens. approximately 100,000

this public anger in mexico city , which, frankly, up to now, has been relatively untouched by the drug violence. this might be the push that the politics needs in mexico. >> pressure and anger there. thank you so much for speaking to "france 24." they call him the king. he is considered by many to be the greatest footballer of all time. this thursday, it was announced the brazilian great has been taken into a special care unit of a hospital, admitted three days ago following an infection. his condition is reported to have worsened. the hospital has decided to transfer him to a ward where he can be more closely monitored. thousands took to the streets of greece's major cities today to vent their anger at a new round of austerity. the country's already in the grip of a general strike, which has brought arian ferry traffic to a standstill. -- brought air and ferry traffic to a standstill. the lockout comes a day after talks between greece and its international creditors became deadlocked over the budget and reform agenda for next year. >> grounded, all flights, both domestic and internati

a group of mass demonstrators fought with riot police in mexico city's main square. rob reynolds has more from there. >>reporter: they clashed in mexico city in a violent conclusion to a mostly peaceful protest. police closed ranks and pushed the crowd back quickly clearing the square. a huge throng marched through the center of mexico city, the biggest demonstration thus far in a movement that has united many mexicans in protest. the marchers demanded justice for 43 college students who were abducted in september. the federal government says the students were kidnapped by local police on orders from a corrupt mayor. >> we want to know exactly who was responsible, who gave the orders. >> we are against a government that is inept and corrupt. >> i want justice for my country not only for the 43 students but for all the people who have been disappearing for a long time. >>reporter: but protesters also expressed their outrage over a government that appears unable or unwilling to protect its citizens. approximately 100,000 people have been killed in mexico's drug violenc

that are tilting precariously as this one is doing in the basilica of guadalupe complex, one of mexico city'st historic landmarks. geologists say this city has sunk more than 40 feet in the last half century. enrique lomnitz, moved back to his native mexico from the u.s. five years ago, anxious to put his industrial design degree from mit to work. >> everywhere i went people were talking about water, about how they used to have more water, how they used to have higher- quality water, how water was getting more expensive and i started thinking: why aren't people using rainwater? so lomnitz started a social enterprise that installs rainwater collection and storage systems in businesses and homes. >> this part of the city gets very high rainfall, it gets up to 1,500 millimeters of rainfall a year and for every square meter of roof, you get 1,500 liters of water per year. so a house like the one we're in right now, for example, has 240 meters of roof/which is about enough for two low-income families to go all year in five years, lomnitz's group, called isla urbana, has installed 1,500 such system

and notably when protesters burnt the door on the national palace in the center of mexico city. so that is carried out in part by small groups not associated with the main body of marchers and protesters, the mexican police say they'll have only traffic officers along the route of the march. it's likely that they will have some plain clothed police me monitoring things to make sure things don't get out of hand. it will go down the main avenue of mexico, a main boulevard, and then end in the heart, the symbolic heart of the nation in the center of ancient mexico city. >> back with you as the day develops. thank you very much >>> in a highly anticipated speech later on thursday the u.s. president obama is expected to unveil new steps to protect undocumented immigrants. 11 million people live illegally in the united states. half of those could be spared from deportation, and they include those who have lived in the country for more than five years, and those who arrived as children. millions of undocumented immigrants in the united states work, pay taxes and have children who are a

. >> adam rainey is joining us live from mexico city. good to see you adam. what is the latest on this investigation of these students? >> well, they're still waiting results from austria to see if remains found at one of the several mass grave sites are indeed those of the 43 students. now the attorney general of mexico, jesus caram, said that the members of this group confessed to the fact that members of that gang had killed these students. and the way he presented that evidence at a press conference is particularly what upset and angered many of the family of the students. they don't buy the story, they want to solve the case and finish it. they're waiting to hear what the austrian experts say and they want separate results from an argentine owner group. group. >> a senior staff person, and alma nieto, long covered latin america. >> i want to start with you. you have been covering this for quite some time. how would you describe the playing of violence in certain parts of mexico? >> i think it's been going on for a very long time, at least ten years i wou

rachel levine, al jazeera, mexico city. >> we're live now from mexico city. these latest revelations, if true are appalling to say the least. >> well, we know that the confessions took place last week when these people were captured. there's been up to 70 people in connection with this crime that have been arrested, including the mayor and his wife who are considered to be the mastermind behind this tragedy. and what happens was after they confessed they were taken to the scene of the crime, and they were reenacting what they did. that's what we saw in the video, in the package that we just ran. those clips were shown by the attorney general on friday when they gave those chilling accounts of what happened. >> rachel, many of the families say these confessions are all rather convenient with the government trying to tie up the case and make it go away. >> well, what the families are really insisting on is independent verification of those dna samples. as our viewers can appreciate the parents really don't trust the federal authorities because they took over a

. >> jose luis abarca and his wife were arrested in mexico city city. they have been on the run for week, along with the local police chief. police are still looking for the missing students. the case has rocked the mexican political establishment and outraged people across the country. >> let's get the very latest on this developing story from sandra weiss, our correspondent in weblog, mexico. public prosecutors are questioning the former mayor and his wife. what do we know about the case and their involvement? and is there any news about the fate of those missing students? >> we know they were arrested in the early morning hours in mexico city. apparently it was neighbors to call the police for the reward of about 90,000 euros. both the mayor and his wife were awake. they were taken to the prosecutor's office and questioned. the parents hope they will give them information about the whereabouts of the missing students. we are still waiting for a press conference later today by the authorities for more information. >> why did it take police so long to

rob reynolds has more from mexico city. >> reporter: demonstrators clashed with police in mexico city's square thursday night. in a violent conclusion to what had been a mostly peaceful protest. police closed ranks and push the kraut back quickly clearing the square. a huge thong marched through the center of mexico city the biggest demonstration thus far in a movement that has united many mexicans in protest. the marchers demanded justice for 43 college students from the state of gare rare a who were ab subjected in accept the government says the students were kidnapped by local police on orders of the local mayor turned to every a drug gang and murdered. >> translator: we want to know exactly who is responsible. who gave the orders. >> translator: we are against the government that is innocent and corrupt. >> i turned out for justice for my country. only for the 43 students, not just for them but all the people that have been disappearing for a long time. >> reporter: but protesters also expressed their outrage over a government that appears unable or unwilling to protect its citizens

enrique died this past friday and from maeks mexico city to the mission to city hall there are so many of us mourning the loss of this gentle worrying enrique the rest i submit. >> thank you supervisor kim's supervisor campos. >> supervisor kim. >> i'm introducing two items one is a resolution and the seconds is a hearing today, i'm introducing a resolution to authorized $500,000 for the fund to support the nonprofit building the unit players group center and also for west bay in the south of market those projects were funded and were by the stabilitytion fund and recommended by the citizens advisory committee this september up in 2005 was part of the rincon hill plan to have the improvement in the south of market many years latter this fund will help us to acquire the in time spaces for spaces that provide spaces for youngest people this the first time to allocate the funds with the help the united players purported the building between 6 and 7 in the heart of market and united players is a invention preservation program and work closely with our office in enhancing and promoting park

. >>> tens of thousands of people have marched in mexico city, calling on the government to find the 43 students who went missing in mexico's southern guerrero state some two months ago now. the protest saw some clashes, though largely it was peaceful. the march was led by the students' relatives, who have been touring the country to raise awareness of their plight. >> reporter: this is a small town near the pacific coast. all political parties are responsible, all state officials are accomplices, this woman says. this is what sparked it all. 43 students who went missing in late september. they were last seen bundled into a van by the police. this political crisis has revealed the widespread anger against the political system. mexicans seem to be fed up that there are tens of thousands of people missing since 2006 when this drug war started, and no one seems to be doing anything about it. there is still a lot of fear in this part of mexico. many don't want to show their identity when they participate in these protests. the official line is that the students are likely to have been kil

al jazeera, mexico city. >> israeli security forces have shot and killed a palestinian israeli man inthe north of the country. security foughtage shows a man approach a squad car. police say the 22-year-old was threatening them with a knife while trying to address his relative. eventually the security forces opened the door. the police insist that they fired warning shots before shooting the man. he died later on the way to the hospital. >> an attack with a knife, the man was shot by troops. >>> african mediators pushing for deals to end south sudan's civil war say the two sides have agreed to stop fighting. officials set by the former vice president have committed to end the conflict without conditions. we have reports. >> after almost a year of fighting south sudan's president they have finally reached a compromise. the two sides in the capitol and agreed to an immediate cease-fire. >> unconditional complete and immediate end to all hostilities. and to bring it to an end as of the date o. >> further consultations need to take place before implemented. they're still insisting that th

. >>> we'll do an update now to mexico city where thousands of people marching in the streets demanding answers on the case of 43 students who went completely missing. over five weeks ago in southwestern mexico. an important story. gabe gutierrez in mexico city with more. >> reporter: there's frustration here in the streets of mexico city. these protesters say that their government is not doing enough to find these missing students. and here is the question they're all asking. scribbled on this plywood donde estan, where are they? a country used to drug violences and disappearances, more than 26,000 over a three-year period. these kidnappings have struck a nerve. these were just students. >> asking for the government -- >> reporter: they disappeared in late september in a town in southwestern mexico. federal authorities accused a local mayor of ordering the students captured in cooperation with a drug cartel. the mayor and his wife were on the run for weeks. but they were arrested this week. recently, the investigation has turned up mass raids and dozens of local police have been arrest

in mexico city, and 7:00 a.m. in washington, d.c., where millions of illegal immigrants can come out of the shadows, as president obama put it. he has used his executive power to force through sweeping changes to the u.s. immigration system. republicans are calling it an abuse of presidential power, which could have grave political consequences. the changes will shield around five million people from deportation and allow many to work legally. under the plan, undocumented parents of children who are u.s. citizens will be able to apply for work permits lasting three years. there are estimated to be 11 million illegal immigrants in the united states. well, president obama's speech was watched closely by millions of those migrants, and one of them was astrid silver. the president even gave her a name check in his speech. the bbc was there to see her reaction. >> tonight i'd like to talk with you about immigration. >> once you realize you're undocumented, and for those who know it their entire lives, you always live w

the firstxd one we were going after was memo who we knew worked out of mexico city. >> even though his and those families cannot even begin toe1 heal until memo is i handcuffs. >> we started putting surveillance on memo.fáe1 at this particular time, we had no picture of him. i decided that we>.#eded to identify him.w3 he didn't know that. the police were able to pull him over on a traffic violation. >> dave called me tolp tell me that we have memo here. he dn haidn't have anyw3 insura drivers license. i believe he didn't even know ìáhc >> i called our lead at the time hold onto him now to gook ahead and charge hi, andwo/ aÓst him >> my instructions were that we weren't ready yet because we were still waiting for dna. ut all of the pertinent facts that the asittant u.s. attorney felt that sheçó needed at the time in ord to be able to charge him with with smuggling. >> as hard as it was, we had to tell the police department to letçó him walk. >> the real frustration for crime victims in particular and i'm one of them is the fact that the case isn't made and the perpetrator or bad guy is

. >>> hundreds of protesters are taking to the streets in mexico city. they're angry after the disappearance and apparent murder of 43 college students. we have more from the president's. -- from the national palace. >> reporter: angered by what could be one of the worst mass murders in recent years, protesters took to the streets. the protests came after it took the mexican government six weeks to announce that three gang members had been arrested for killing 43 students and burning their bodies in a landfill. in videotaped interrogations, the suspects described how they brought the bodies to a remott bargain dump and burned them from midnight till the next afternoon to help erase any trace of the crime. federal officials say the attack was ordered by the iguala. he and his wife were arrested last month along with 72 others, many of them police officers. >> the ties between public corruption and private interest organized crime are just so clear in this case. >> reporter: several families of the missing insist the students are still alive and being held

al jazeera - mexico city. >> in western syria, a camp for displaced syrians have been bombed. forces are on the attack. u.s. backed rebels lost ground with the al qaeda-linked al nusra front gaining territory. suspected boko haram fighters are gaining ground after launching a series of attacks. at least five government soldiers have been killed in gombe state. fighters are said to have robbed a bank. security forces in the democratic republic of congo arrested several men in connection with the killing of more than 100 people. they have been held in the town of beni in north kib u. as many as 120 people have been killed in night time raids in recent weeks. west african leaders are due to arrive in burkina faso for talks with the military obvious a new transitional government. the presidents of ghana, nigeria and senegal are expected to pressure the army into handing over control. many hope that new leadership will bring new opportunity. >> this man took part in protests resulting in the ousting of blaise compaore. >> i broke my arm and leg. it was worth it. we got rid of a dic

early on tuesday morning in mexico city.n't know if they were accompanied by anyone else or if they were armed. they are being questioned and they have up to 48 hours before they have to announce charges. he is accused of giving the order to local police that lead to the attack on the students and their subsequent disappearance. we don't really know just exactly what his orders were, if he ordered it to be an attack with gunfire or if he just asked for them to be detained. his wife was hosting a political event of her own on that night. and according to the attorney general and other sources, he didn't want that event interrupted by these protesters. so the governor says he is hopeful there will be new leads coming out of this investigation, and the parents hope this will lead to finding these students alive. ♪ >>> voting is underway in the u.s. midterm elections. at stake who controls congress. the republicans have a majority in the house of representatives and they have high hopes of taking the senate too. let's go live to

america's second largest trading partner, the government and leadership of mexico city are imports to the united states on all kind of issues from trade to immigration to drug enter diction. at the moment, the president of mexico is a bit preoccupied because after growing scandal that involved questionable finances, his soap opera star neighborhood. >> a home in the hills, that's what mexico's president's family has now, ultra modern architecture, mood lights, of course, a swimming pool, too, a place to free your mind of all of the stress of running an up and coming if extremely violent and corrupt country. the problem: the $7 million house is at the centers of a scandal about possible political kickbacks. according to notisias, the house is built by and owned by a branch of a company that won contracts worth an estimated $600 million from the state of mexico when en rerique pinism e it was governor. >> company is part of a chinese-led consortium that won a $3.7 billion high-speed rail contract from mexico's government. it was the only bid. just before the article ran, the president c

gabe gutierrez, nbc news, mexico city. >>> in this country a fourth teenager has died after being shot by a classmate two weeks ago at a high school in washington state. 15-year-old andrew fryberg was among those shot when his cousin, jaylen fryberg, opened fire at a group of students sitting in the cafeteria. the shooter also died after turning his gun on himself. >>> much of the country's about to see a big change in the weather as a huge wave of cold air starts to descend from canada with high temperatures well below average. weather channel meteorologist mike seidel is in minneapolis watching it all for us. mike, what are we looking at here? >> reporter: hey, lester. just about everyone in the eastern two-thirds of the country is looking at their temperatures taking a nose dive. here in the midwest we're talking about shivering and shoveling. we have winter storm watches and warnings flying from minnesota, across parts of minnesota and wisconsin. a swath of snow spreading east sunday night and monday. could be as much as a foot of snow. for many, the first time you have to shovel.

can tell her other children that her brother may never come home. >> adam rainey joins us from mexico city this is not the first time we have heard about the pervasiveness of drug crime in mexico but why this time has it caused so much rage in the communities? >> reporter: well, joie, to begin with, these are students all between ages of about 18 and 22. their faces are plastered everywhere in this country. and it's reality inspired outrage because people see them as utterly innocent, despite the fact that these schools where they studied have a leftist and confrontation tradition, it's -- the idea that they would be shot and handed to a drug gang is just infuriating to this country that has as you said seen so much voyages and on top of that, the federal government even though it's giving nearly daily press conferences, didn't come to this case right away, only when guerrero state, a state racked with corruption, rotten to the core by many observers observation, and the country here is just fed up. they want to live in a place where they can rely on the government providing the most basic

in mexico city. >> reporter: this is the national palace in mexico city. under attack from an angry crowd on seat. the disappearance and apparent murder of 43 students sparked similar protests across the country. the attorney-general said they were killed and bodies burnt by drug gangs. these protesters accuse government officials of being involved. >> translation: i'm here to support my fellow students of the the whole population knows it was the government that killed them. not the drug cartels, the government >>> in guerrero state where the students studied, parent gathered at the university. they said the saturday announcement that their children were killed provide no closure. >> translation: it hurt when we heard our children were burnt, that they were gotten rid of. we don't want words we want them to tell us, show us, we want proof. >> reporter: the protests are a challenge for president peno nieto. calls for him to step down were heard in the capital as the crowd tried and failed to enter th

for "religion and ethics newsweekly," this is fred de sam lazaro in mexico city. >>> that's our program. i'm bob abernethy. from all of us here, have a happy thanksgiving. you can follow us on twitter and facebook and watch us anytime on the pbs app for iphones and ipads. there is also much more on our website, where you can also listen to or watch every program. join us at pbs.org. as we leave you, scenes from the washington national cathedral, which held a muslim prayer service for the first time in the cathedral's history. ♪ ♪ ♪ ♪ >>> major funding for "religion and ethics newsweekly" is provided by the lillian endowment, an indianapolis-based private family foundation, dedicated to its founders' interest in religion, community development and education. additional funding also provided by mutual of america. designing customized, individual and group retirement products. that's why we're your retirement company. >> rose: welcome to the program. i am charlie rose. the program is "charlie rose: the week." just ahead the new fight over imglaigz graigz reform. the secretary of defense on

. >> furious protesters have attacked the national palace in mexico city.s one of the latest shows of anger directed over the apparent killing of 43 student teachers. janl ferguson reports now on the growing public demands for answers. >> reporter: this is the national palace in mexico city under attack from an angry crowd on saturday. the recent disappearance of an apparent murder of 43 students sparked similar protests across the country free. the attorney general says they were killed and their bodies burnt by drug gangs. but these protesters accuse government officials of being involved. >> i am here to support my fellow students because the whole population knows it was the government who really killed them. it wasn't a drug cartel or criminals. it was really the government. >> in guero state where the students studied, the parents of some of the victims gathered at their university. they say saturday's announcement that their children were killed provides no closes you're. heard it. >>> two americans are released from the north korea raising the quest

aljazeera, mexico city. >> in colombia, the capture of the general by farc rebels has brought attention to the area. it is one of the poorest parts of colombia and rewarded as abandoned by the state. we have a report. >> a maze of waterways and jungles, the general is kept by farc rebels, leaving colombia's peace talks on hold. centuries of underdevelopment have left more than half of its population in extreme poverty. living in the village where the general was captured, this man said they have no roads, electricity or running water. >> look at the conditions in which our community lives. i just hope all this attention can bring some investment that can improve our community. >> for now, that attention has only complicated things. even after an agreement for the release was announced, people are still too afraid to leave the village. >> none of the residents of this community have been able to work. we are afraid of moving until this is over. we fish and cultivate, but it's too dangerous to go out. >> the lack of government presence creates a breeding grounds for paramilitary activitie

. >> police raided the house in mexico city.been on the run for more than a month, a former mayor and his wife. used to living in luxury, the couple had been hiding in a r rundown house located in one of the poorest neighborhoods in the mexican capital. they were sleeping on an air mattress. some call them the imperial couple. his political enemies say they ran the southern mexican city as if it were their personal fiefdom. all that ended early tuesday morning. mexican officials said the couple was found through surveillance of their property, as well as family members and associates. their arrest is crucial. mess can authorities had already named the couple as probable masterminds in the disappearance late september of 43 students from a rural teachers college. they say the mayor and his wife ordered police to abduct the student who were handed over to a criminal gang. to the family of those miss, the couple's arrest is a significant development, but not the most important one. >> definitely the most important one for us is the

adam raney is in mexico city. what is game on with the protests today? >> well, we have students and student teachers protesting in the resort city of acapulco on the pacific coast - 4-5 hours drive from the capital. it was a provokive protest. 11 riot police have been injured. they marched to the airport, the protesters did, and showed a brazenness on the part of protesters. it's important for the viewers to understand these people joking in the city of acapulco today come from a leftist confrontational stance, the leftist teacher's union and the teachers from which the other students, which they studied with the ones missing from september, were from the same teacher's college that some of the protests in acapulco came from. it must be said that most of the protests in mexico have been peaceful. and the protest you mentioned, in which protesters tried to enter the palace, they tried to break down the door, they were unsuccessful. and dozens were arrested. that followed a protest in which thousands gathered and a powerful protest in the main plaza. >> g

here is adam raney from mexico city with the latest. >> reporter: protests in mexico on saturday turned in the state of guerrero as students and angry protesters torched vehicles and state government houses in that pour western state, where the students went missing. meanwhile, in the capital here in mexico city, we have protests converge on the main plaza. where we had hundreds if not thousands of people protesting against the government calling for the restless i go nation of the attorney general, calling for the resignation of the president. and this comes a day after the attorney general announced on national television that suspected criminals in the case had confessed to killing the missing students. he played grizzly images of evidence and also reenactments of these people confessing how they killed the students, but, of course, after playing this provocative material and saying this before a national audience the attorney general said that he still considers the students missing. whereas the family members see this tactic and strategy by the government to give updates on the cas

we are joined now in mexico city by laura carlsen, director of the american policy program of the centernternational policy. can you talk about the role of the u.s. in the crisis that is unfolding in mexico today? >> good morning. the united states has a fairly direct role in what is happening people begin to analyze it, it has become a major issue in terms of how far they will be able to change the model. that hashe $3 billion come through the american initiative, there is also department of defense money. that money is going to train police forces and armed forces that we now find are directly involved in attacks on the people. particularly, attacks on use. .- youth there were evidences that students were killed, executed by the armed forces. the state department admitted that in the italian -- although they will not give us names -- there were some individuals trained in the united states. the weather has been a call to stop the initiative because of this, because it would john mentioned. state agents, at this point in mexico, and organized crime, are one and the same in many parts of

on thursday demonstrators took to mexico city's main square to give voice to some 27,000 mexican citizens who have simply disappeared. we have a report on the movement demanding government action. >> an ancient call to battle and the first protesters march into mexico city's main square. tired, wet, shouting out the numbers one to 43 to mourn to abduction and likely murder of 43 college students. hours later the demonstration erupted in violence with the protesters throwing molotov cocktails at riot police. pitched battles and stampedes. now the inevitable question. what next? >> the president condemned the violence but said the demands were legitimate. society is tired of feeling violated, tired of impunity and crime. a recognition of what was hard to ignore. tens of thousands of mexicans taking to the streets to demand answers. what really happened to the 43 students who disappeared in late september after a clash with police? and what will the government do to tack tl lawlessness an the corruption that have become endemmic in mexico. for a long time the country has kept quiet, she says

protesters turned violent in mexico city as authorities revealed that 43 missing college students are now presumed dead. as you can see, protesters set off molotov cocktails just outside of the national palace in mexico city last night. they also smashed fences into the building's main door and they marched through the streets. the 43 students disappeared last month on their way to protest in the small rural town of iguala. investigators now say that the local mayor there ordered police to confront them. the police then shot several students and then handed the rest over to the drug cartel. investigators believe that they have found the remains of students. they say those remains were burned and dumped into a river. >>> the number of new ebola cases in liberia continues to drop. but it appears the deadly virus has a new epicenter north of the country's capital of monrovia. in a small western town, the bodies of ebola victims are being buried in the forest. locals are worried about the lack of the government's help. the virus allegedly spread to the town when a schoolteacher brought hi

we can get the latest now from adam raney who is live for us in mexico city. us up-to-date with what is am live happening on the streets at the moment. >> reporter: well, this protest, which is the state of guerrero was meant to be a peaceful one, but it soon seems to have gotten out of hand it. attracted many left test teachers and perhaps some other student teachers perhaps from the same college where the missing students attended school. and it soon got out of hands. they did torch the state headquarters for the pre. the country's ruling party. it's not the ruling party in guerrero, but it is clearly a symbol of power in this country. now, it's important for our viewers to understand this isn't so rare in mexico. more than a year ago, protesting teachers torched that same headquarters when they were upset over a pending education reform. so it's long been a symbol that is up for attack by people upset with the ruling party. now, this follows protests on monday in which several police were attacked. reports that one was actually unconscious after being struc

now to mexico where thousands of protesters are marching on mexico city. aged over the government's handling of the mass murder of 43 students. mexico's attorney general admitting police handed over the 43 students to a drug cartel on the orders of a local mayor and his wife. for the very latest "new york times" bureau chief randy archibald joins us from mexico city. randy, what's going on there? >> greta, tonight, there are three large demonstrations converging on the historic center of mexico city for mass protest to send a message to the government that people are very frustrated and angry over this case over the impunity and lawlessness that they see in many parts of mexico. >> what is is the president's reaction to this, if any? >> well, the president was away in china for about a week when anger was swelling and building over. this and there were smaller demonstrations culminating in a very large one tonight. is he back now. he came back over the weekend. and he has said that he feels the pain that mexico is feeling. and he is urging that these protes

we'll go live to jerusalem for the latest. >>> in the last few hours, a chaotic scene in mexico city, on a square where demonstrators gathered to protest the government's response to the disappearance of 43 students who are believed dead at the hands of the cartel. police used fire-extinguishers who disperse people who they say threw molotov cocktails in front of the national palace. people understandably outraged. >> very controversial, what happened to those students. >>> israeli police say a palestinian man has confessed to running over israeli soldiers in the west bank. >> we want to warn you, the video that we have is graphic. authorities say a 23-year-old admits to running the vehicle into the soldiers. shortly after what happened, he claimed it was an accident. but police now say he was inspired by an act in jerusalem that killed israelis. >> in one of those incidents that fueled tensions in the area, we're joined live to discuss this. many will be on their way to friday prayers, but it's safety that's taking a high priority on people's minds these days. what can you tell us? >