very year. which explains why a long term decline in the bee population could have a devastating effect. plenty more for you any time on our website. the address for that is aljazeera.com. and you can watch us by clicking on the watch-now icon. ♪ after the first presidential debate donald trump maintains his position out in front of the pack. president obama's job of selling the iran deal just got harder with the loss of a key supporter in the senate. and ferguson missouri a community that boiled over last summer takes inventory of how much progress has truly been made one year later. ♪

this is al jazeera america. live from new york city. i'm erika pitzi. the republican presidential candidates policies and personalities are coming a little more into focus today after the first debate of this campaign season and it was a phasy one. the moderators asked the top ten hopefuls provocative questions about their stances on immigration, isil and abortion shun. the crowded stage made it difficult for any one candidate to truly shine, but as david shuster reports, donald trump drew the loudest reactions. >> reporter: soon after the opening photo on the news in this prime time debate came quickly with donald trump raising his hand and leaving open the possibility he may challenge the g.o.p. winner unless it's him. >> i will pledge i would not run as an independent if i'm in the

nominee. >> rand paul took the first shot. >> he is already hedging his bets because he is used to buying politicians. >> reporter: the next swipe came from the moderator. >> you can called women you don't like fat pigs dogs slobs, and disgusting animals. your twitter -- >> only rosy o'donnell. what i say and often time it's fun and kidding. >> reporter: the biggest clash of the night involved chris christie and kentucky senator ranged paul. christie supports the aggressive use of wiretaps. paul is opposed. >> i want to collect more records from terrorists but less records from innocent americans. >> when you are sitting in a subcommittee just blowing hot air, you can say things like that when you are responsible for protecting the lives of the american people then what you need to do is to make sure that

the system works the way it is supposed to work. >> here is the problem, governor you fundamentally misunderstanding a bill of rights. every time you did a case you got a warrant from a judge. >> reporter: scott walker also seemed to struggle at times. asked for specifics on foreign policy he answered with cliches. >> we are leading from behind under the obama clinton doctrine. >> reporter: but for most of the field it was a good one. jeb bush on education -- >> if we are going to compete today, there is no way we can do it with lowering expectations and dumbing down everything. >> reporter: mike huckabee on his opposition to a nuclear deal with iran.

>> when someone points a gun at your head and loads it you better take them seriously. >> i inherited a state on the brink of dying, and we have turned it all around with jobs and balanced budgets and rising credit and tax cuts and the state is unified and people have hope again in ohio. >> reporter: even lower tier republican candidates participated in a separate cleveland debate. and by many accounts businesswoman carly stood out. . >> hillary clinton lies about bangladesh, she lies about about -- emails. and she is still the front runner. >> reporter: this night belonged however to donald trump. his stage presence alone was a tour de force. >> this country right now owes $19 trillion and they need somebody like me to straighten

out that mess. >> reporter: david shuster, al jazeera. and donald trump managed to outshine his competitors off of the stage too. he was the most talked-about candidate on social media, and the most searched name on google. ben carson was a disimportant second. trump was involved in some of the battle himself getting into a spat with rosy o'donnell and using twitter to insult megyn kelly. president obama has lost two prominent democratic votes on the iran nuclear deal most notably of schumer. >> reporter: supporters of the iran deal have reason to worry now that the most influential jewish lawmaker in the senate said he won't support the deal. he said, quote:

soon after schumer's announcement new york congressman elliott angle said he too will vote against the iran deal. eagle has previously expressed doubt about iran's desire to be truly transparent. >> already we're seeing iran's leadership declare that certain military sites will be off limits to inspection. secretary of state john kerry said he respects schumer, a former senate colleague, but took issue with the assertion that it only postpones iran's ability to build a bomb for ten years. >> if you have 25 years of

tracking which we have and 15 years at 300 kilograms of enriched -- of -- of stockpile and a limit on enrichment with open inspections 24/7 it is physically impossible to build a bomb. >> reporter: schumer's decision is worrisome for supporters because president obama be need brood support to sustain his expected veto. center schumer's choice could prompt other democrats to follow his lead. one democrat came out in support of the bill. kirsten gillibrand told the hill.com that quote: john henry smith, al jazeera. getting into the united nations is about to become tougher for some people.

homeland security announced tighter security measures for visitors from 38 countries who it's citizens do not need visas to enter the states. it requires the use of pass ports that continue chips and bioinformation. officials say the new measures are in response to growing threats from fighters who have gone to syria and iraq to join isil and other groups. the white house says it expects russia is behind a cyber attack. military officials say the sophistication of the attack suggests a government sponsor, and that it fits the pattern of past russian hacks. new numbers this morning for the u.s. economy show that it's holding steady. unemployment still hanging at 5.3%. after employers added 215,000

jobs in july. now the biggest bump was in manufacturing, which saw 15,000 new jobs last month. that was enough to counter major job cuts in the mining sector energy firms shed 4,000 jobs thanks to sinking oil prices. the governor of new york is bringing in the centers for disease control to help battle legion near's disease right here in new york city. ten people have died and 100 others are infected. it's a sweeping order from the mayor of new york city. all water cooling towers in the city must be tested for legionnaires' disease bacteria. >> we're doing this out of an abundance of caution. everyone understands the outbreak has been limited to one community in our city. >> reporter: health officials

believe the cooling towers are the source of the outbreak. >> there is no risk to our drinking water. there is no risk to our water supply. >> reporter: but a top researcher recently told us more testing is needed and questioned the source of the bacteria. . >> although i don't have all of the data but i will tell you in the early '80s we reported where the source of legionnaires' disease came from and it came from the drinking water, despite the fact that the prevailing theory was that it came from cooling towers. >> reporter: >> for a cooling tower outbreak usually there are a lot of cases in a fairly short period of time and that's what we're seeing at the new york outbreak in new york city. if it's a water distribution system more typically cases occur over a longer period of time.

>> reporter: legionnaires' is often contracted by inhaling droplets or mist. microbiologyist says smaller outbreaks are often not investigated. >> behear about the outbreaks more than we hear about the cases that are associated with water distribution systems. >> reporter: she wants all water sources in buildings tested something that is currently not required. >> reporter: add systems at high risks like hospitals and nursing homes in addition to the cooling towers. >> reporter: cases more than tripled in the u.s. between 2001 and 2012. even if the bacteria is found in a water system or cooling tower the cvcsays the general

population is resistant to it. only about 2% of people exposed will actually become infected. the strongest typhoon in two years is head for taiwan where flights are already canceled and schools are closed. rescue workers are getting ready to deal with floods and other strong conditions. it has already claimed the lives of at least three people. the monster storm is due to make landfall later today. president obama declared the u.s. territory a disaster area. resident there have been without water and electricity since sunday. a huge drug bust on the high seas. the coast guard seized a submarine loaded with cocaine. it's the largest bust in coast guard history.

the vessel sank after the drugs were removed. coming up efforts to demilitarize america's police forces one year after protests in ferguson. stay with us.

this sunday marks one year since a white police officer shot and killed an unarmed black teenager in ferguson missouri. michael brown's death lead to riots and resignations. it sparked a national conversation about police tactics and race relations. michael brown's mother told al jazeera's tony harris, how she feels about this movement. >> there were black men who were killed before your son -- >> uh-huh. >> -- by police police involved shootings. there have been black men who have been killed since. something about what happened to your son, had started a movement and that movement continues today. what is it? what is it about what happened

to your son that's lead to this movement? >> i wish could answer that for you. what is it that happened to my son that lead to this movement? >> what about that moment? >> it definitely had to be the moment. >> the circumstances. >> the circumstance the -- the brood daylight the -- his actions, you know. how -- how are you so comfortable with what you did, but you did it and then you ran away? you know i have to say they god was in control the whole time and he knows what we're up against, and we needed all of those people out there to support and stand up for michael

brown in that instance. this fight isn't just a fight. it's like a war. and -- and in war you have troops. >> and the war is the war to -- to change this culture and the way that police do their work in minority communities. >> exactly. and to make people like him understand that saying that has become popular about black lives. they have to say that. they have to know that. we know that we matter. they need to know that we matter. >> her son's death also put the spotlight on the areas troubled justice system. america tonight's correspondent has been in ferguson to see if any progress has been made. >> reporter: this once keana

williams home. it isn't the first time she had been locked up in st. louis county but it was enough to make her stop driving. how many times do you think you have been to court, been to jail gotten fines and fees? >> oh my gosh. a lot. all mixed together i want to say about 50. >> reporter: 50 times. >> about 50 times. these are all the same cases. >> reporter: the 37 year old said she is not a hardened criminal. she is kielty of traffic violations and years of failing to pay the fines and fees that go with them. williams says she grew up poor and simply never had enough money to pay the fines and fees while also trying to care for her daughter royal.

>> what would have happened if when you first got your first ticket you were able to pay that in full? >> i imagine my life being very different. i imagine finishing my degree. i imagine being able to earn a living. i imagine i wouldn't be sitting here today. >> reporter: williams story isn't unique in st. louis county a region with 90 different municipalities. 81 of them have their own local court. many that have imposed jail time on people who fail to pay. in a march report the department of justice said the city's revenue-driven court system imposed particular hardship on ferguson's most vulnerable residents. the city did take action to address concerns even before the department of justice report

was published. eliminating unnecessary administrative fees. in june city leaders brought in a new municipal court judge to manage the reforms. >> i do not make my decisions based on revenue. i make them based on justice. >> reporter: in his first national tv interview, he told "america tonight" he is going to make important changes in ferguson. >> i have the blueprint of the justice department. i have the blueprint of the missouri supreme court. so i have the direction in terms of what needs to be done. some of those processes have already taken place. >> reporter: the judge says he plans to really listen to the financial hardships of some of the people that come into his courtroom. but he is only going to be on the bench for a total of about ten months because he is 75 and the rules say he has to be out

by age 75. what else is being done to reform the local court system? >> the state has actually gotten involved, because there are a lot of munalties that have some of the same issues as ferguson. so the governor signed a bill that restricts much of the revenue that these tickets can bring in. and caps the fines and fees that people can get. it prevents people from going to jail for failure to pay. the task force appointed by the governor is also reviewing the courts and they are due to give suggestions back to the governor next month. >> all right. lori thanks so much. another issue to come out of the ferguson riots is the question of demilitarizing police forces across america. alan schauffler has the latest from washington state. >> reporter: this is the washington state criminal

justice training commission. the police academy for the state of washington. officers going into 283 different agencies. 600 to 650 a year get trained on this facility. we're talking about something a little bit new in policing. the concept of the blue courage curriculum. this is sue, she runs the training stern. the concept of blue courage is what? >> is to focus on the honor and nobility of policing. so make sure officers have the mind set of a guardian rather than the mind set of a warrior. we want them to focus on protecting rather than concurring. it is very important that they are very self aware and that they recognize the importance of their own mental health and attitudes, and how that is going to effect their interaction with people on the street.

this academy and an academy in arizona started infusing blue courage training principals into their curriculums about a year and a half ago. >> reporter: thank you very much. we'll have much more on blue courage and other ways of teaching policing and policing in the streets of america. that's coming up tonight. >> you can watch the full story in our special flash point ferguson, one year later, not at 8:30 eastern, 5:30 pacific. a bittersweet good-bye. >> this is the final episode! >> john stewart gets a star studded fair well as he ends his run on the daily show.

>> hunted to the

♪ well it's a the end of an era in late night television after 16 years of creating a

unique brand of political satire jon stewart signed off last night. >> and just when i'm running for president. what a bummer. [ laughter ] >> see ya pip squeak. >> what has nine and a half fingers and won't miss you at all? this guy. >> john i just don't know what to say. >> you know there are a lot of things happening around the world that keep me up at night, which is why i have relied on you to put me to sleep. >> have fun you quitter. >> i'm jon stewart, i'm dumb i'm spew tid,nanana. so long jack ass. >> i'm not going to say that didn't sting a little bit. >> stephen colbert paid a heart-felt thanks to jon stewart. and to that he said nothing

ends it's just a pause in the conversation. john terrett takes a look back at his legacy. >> isn't it fascinating that i'm the only one with the courage to ask these questions. it looks like one of the most surprising things about this vote is that george w. bush got 100% of the african american vote. [ laughter ] >> reporter: singers like that unexpected turned the comedian into a kind of walter con cite. so what will be his legacy as news maker, stroke comedian. stewart's transformation from funny guy into amusing social conscious began after september 11th. >> to see these firefighters, these policemen and people from all over the country literally

with buckets, rebuilding that -- that is -- that's extraordinary. >> reporter: but it didn't stop there. stewart championed the 9/11 first recorders shaming politicians into passing the bill designed to help those with 9/11-related illnesses. >> are you objecting to this bill? how? why? what? >> reporter: he appeared as a guest on cnn with what seemed like every intention to end its run. >> stop hurting america. >> reporter: cross-fire was taken off of the air shortly afterwards. and he built his reputation on going after not just cnn, fox, and even this channel, al jazeera america. for the way we present the

headlines. in comedy timing is everything. and his timing has been impeccable. he was invited into the oval office to meet with the president on at least two occasions. and with the final taping out of the day, the daily show set is being donated to a museum in washington, d.c. devoted to the news business not the comedy business please note. >> mr. vice president -- >> reporter: john terrett, al jazeera, washington. >> look at john terrett getting a cameo on the daily show. and one other political note on this day after the first gop other side of the aisle. democrats will hold six show downs. that does it for us.

i'm erika pitzi. the news continues next. have a good day. ♪ the united nations announces an investigation into chemical weapons attacks in syria. sanctions could follow if bashar al-assad regime is found responsible. i'm lauren taylor this is al jazeera live from london. the u.n. misdescribes the migrant crisis in greece as total chaos. thousands continue to arrive on the islands. yeses over security in the afghan capitol as two suicide bombs hit kabul in as many days. and a summer camp in norway