examining the impact that still resonates today. a special report starts tuesday, 10:00 eastern. on al jazeera america. >> hours after ending its air campaign, the saudi-led coalition carries out more strikes against houthi rebels in yemen. you're watching al jazeera, live from doha, coming up in the next half hour on the programme willing to risk their lives for a better future we met migrants in libya willing to make the dangerous sea journey to europe. psh anger, frustration and violence in ethiopia, during protests against i.s.i.l.'s

killing of ethiopia christians and the true worth of one of the world's greatest resources. psh psh less than 24 hours after announcing the end of a military air campaign in yemen, saudi arabia resumed targetting houthi controlled areas. riyadh has said that it will use force to stop them taking over yemen. on the ground in aden the houthis are in battle with forces loyal to the president abd-rabbu mansour hadi. the houthis have released a statement calling for an immediate halt to saudi-led attacks. the group says that is a precondition for the u.n.-brokered talks to resume,

and released three top generals. we have this report from jizan on the saudi-yemeni border. >> reporter: street battles in tiaz a day after the saudi-led coalition announced the end of the first phase of an air campaign in yemen. fighters are loyal to president abd-rabbu mansour hadi. they are supported by soldiers from the 35th brigade. but they are unable to push the houthi rebels, and the soldiers loyal to former president ali abdullah saleh from the city. a similar scene is here, further south in the city of aden. these are members of the hadi popular resistance committee fighting continued tuesday night and the early hours of wednesday. in washington, the saudi arabia ambassador to the united states said the situation in aden required continued military action. >> we are seeing movement by the

houthis that is very disturbing in the city of aden. where we see squirmishes, and we see movement of houthi troops into aden from three different directions. >> reporter: clashes resumed in other areas. on wednesday, the saudi-led coalition targeted houthis and fighters in tiaz and other areas. the houthis seemed far from being broken. they marched in sanaa, which they still control. they chanted victory, denounced the saudi-led strikes and renewed allegiance to the houthi leader. yemeni army and soldiers loyal to the houthis and former president joined the march. >> we took to the street to condemn shelling of civilians, bombarding of residential areas. we say shame on you. why don't you face us on the ground. why don't you face us on the

ground and fight like men, we'll face you, houthis are as solid as rocks. >> the houthis say they won the war. they say any agreement should be based on the agreement last september, the day after they took control of sanaa. meanwhile, the human toll of the conflict is continuing to rise. >> houthis target any woman, child or man, they blindly and randomly targeted all of us. >> translation: we are no longer able to receive more cases, it's beyond our capability in the hospital. we are putting patients in the corridors and reception. at least nine patients in each room. we are short staffed and don't have enough beds or medicine. >> reporter: the international red cross declared the situation catastrophic and called for better access to aid. the saudi-led coalition launched an operation with the aim of restoring peace in yemen.

so far there are still no signs of a peaceful resolution to the conflict meanwhile, u.n. secretary-general ban ki-moon is calling for an end to the violence. >> i hope this phase will lead to an end of all fighting in yemen. in fact, this morning when i read that report that fighting was resumed, i was very much concerned about that. i sincerely hope that there will be an end of fighting as soon as possible. >> the e.u. is holding an emergency summit on thursday to discuss the migrant crisis in the mediterranean sea. more than 1,000 migrants arrived at three italian ports on wednesday. 540 people from sub-saharan africa were bought to the port after being rescued from the boat. the israeli coast guard took 400 to lampedusa.

450 others were picked up after eight days at sea and taken to augusta in sicily. the italian prime minister wants hope to deal with the migration matteo renzi said europe must step up operations to stop the migrant drown toings. -- droppings. the scale was highlighted after a boat as capsized on sunday, killing 800 migrants. people have been paying tribute to victims at a morgue where the bodies were taken. most began their journey in libya. talking it to people willing to take the journey across the sea in the hope of a better future. >> reporter: they escaped war and poverty, travelling for weeks, sometimes months to reach europe. -- libya, the gate way for a better life in europe. baba almost made it when his

boat was intercepted. it was intercepted by the libyan coast guard. it was on the same day another carrying 400 migrants capsized. >> they got me and put me in container. and i come here. i don't know this place. somewhere in here. we don't understand where. they said they will help us, leave us free. >> reporter: mohammed was on the journey, escaping sierra leone, after his parents died of ebola last year. >> we are orphans without anybody. we don't have any help of anybody. >> now they are in a detention center on the outskirts of misrata. 1,000 people are held here. the building used to be a school

the classrooms are cramped. they come from sub-saharan countries, some from as far as bangladesh. >> there's one toilet available for men and women. living conditions are extremely difficult. authorities do acknowledge that, but they say they are doing as best as they can to cope with that in the coming months things could get worse. with the onset of summer, many more migrants reach the coast of libya, everyone heard about the shipwrecks that cost are the leaves of hundreds in the sea. it's a risk that they are prepared to take. >> translation: yes, it's dangerous, but there's no work in my country, that's why i'll take that risk. i have not spoken to my mother in months. she doesn't know if i'm alive or dead. i have to work, earn money, and then i can see her again.

>> it will take four or five years. it is the des pair years. that made the men and women fly from home. despite the risks, escaping war torn libya by sea to europe is the only hope meanwhile, amnesty international is highlighting the plight of fleeing migrants by covering brighton beach in the u.k. with hundreds of body bags. campaigners zipped themselves up in the bags for the protest, organised ahead of the e.u. summit. amnesty international says the governments need to take more action to stop others from drowning. >> anger turned to violence during a protest. thousands staged a generation to protest the killing in libya. hundreds were arrested when police used force to disperse the crowds. caroline malone has more. >> reporter: people's grief and anger turned to violence on the streets of addis ababa.

people began to gather at dawn on wednesday, the second day of a 3-day period for i.s.i.l.'s victims. a video was posted online on sunday showing the shooting and beheading of 13 ethiopian christians in libya. >> i want to say to i.s.i.s. militants that they are not with us, they are not with them. they do not represent us, they are not real muslims. stop what you are doing, stop, stop. relatives say two of the victims were friends travelling together to get a boat to europe. they wanted to find work. to them, i.s.i.l., and those that smuggle people across borders are the enemy. >> i don't want the international community to

rest until the devils are destroyed. and until the human traffickers are rounded up. a large number of ethiopians left the country. they can't find jobs at home. on tuesday, they'll bring back ethiopians. if they come home, they'll find many people angry with what happened to fellow citizens, and hoping the government will respond still ahead on al jazeera, why the kurdish regional government urges foreign oil companies to stay, despite the fight with i.s.i.l. and a trader wiping billions off the british sharemarket appears in court.

>> fall of saigon, forty years later. >> we have no idea how many were killed. >> unanswered questions, a botched withdrawal lives lost. examining the impact that still resonates today.

a special report starts tuesday, 10:00 eastern. on al jazeera america. welcome back. let's take a quick recap of the top stories on al jazeera. saudi arabia has resumed air strikes against houthi rebels in yemen, less than 24 hours after announcing an end to an aerial campaign. riyadh warned the houthis that it would use force to stop them taking over the country. >> more than 1,000 migrants arrived at three italian courts after being picked up in the mediterranean sea. the e.u. is holding an emergency summit to discuss the growing migrant crisis on thursday. 100 have been arrested in a government-sponsored rally. tens of thousands marched in abu

ababas. the rally turned violent when demonstrators directed their anger at security forces a suicide bomber in iraq killed eight, injuring 15 others, happening in ballet north of baghdad. the victims were stepping off a bus, commemorating the death of a shia imam. >> the u.n. says more than 114,000 fled their homes in the iraqi city of ramadi. the city saw intensifying between security forces and the islamic state of iraq and levant. troops are trying to retake areas around the city in anbar province. >> despite the rich oil spiels in northern iraq the kurd ish regional government is struggling economically. the war against i.s.i.l. and other concerns are among the reasons for the financial problems. the government is renewing efforts to convince oil firms to stay and help develop the region. kim vinnell reports.

>> reporter: with the governor in town, exhibitors at the oil and gas fair put their best feet forward. it's a chance to network. and take stock of what has been a rocky few months. there's the fight against i.s.i.l. plummeting oil prices, and an ongoing budget dispute between erbil and baghdad. kurdish authorities want to make clear that northern iraq and its oil fields are open for business. . >> there's agreement with baghdad and development. the region for exporting the i will is increasing. >> reporter: in reality it's not so smooth. s in disease erbil great to produce 50,000 barrels a day, to receive a share from baghdad, a billion a month. the kurdistan government is falling short on the oil promises. the kurdistan regional

government is not yet meeting quotas because of technical problems and pipeline capacity problems on the iraqi side. critics suggest the region wants to keep some to met local demand. that has been rejected. compounding matters, money from baghdad is coming in fits and starts. the deputy head of the peshmerga says it's having a follow-on effect for the fighters on the front line. >> because of the economic crisis in the region, because of the issue of oil. we are in april. we received the money for february. there's 2-3 months we haven't received money. >> international oil companies have waited for their money. they owe the biggest investor more than $230 million in export payments. analysts say investors will not hang around forever. >> the regional government has to pay them, and when they get the returns, they sell the oil

and will be part of it. if things are going the same way, and the regional government cannot provide it for the international companies, they will not be able to proceed. >> kurdish authorities, they say, will have to face the music and prove to investors it's safe to keep digging in northern iraq. . >> turkey recalled its ambassador to austria over a diplomatic row, coming after the austrian signed a declaration recognising the killings in 1915 of thousands of armenians as genocide. turkey says it will damage relations with austria. the armenian president says he and his country are ready to amend relations with turkey. >> we want to establish normal relations with turkey and establishing the relations should be without preconditions.

we have not set precompanies for the turks. we haven't said that you have to recognise the armenian genocide to establish normal sides. the we are fair and constructive. the turkish leadership set different conditions. >> police in france arrested a man planning to attack a church. the interior minister says the 24-year-old algerian is accused of killing a young woman before he was detained. french prime minister has visited the church there was targeted and the government says the man was planning to travel to syria and was flagged by security officials last year. an arsenal of weapons was found at his home the united states says russia is building up its military presence along the border with ukraine, and accuses moscow of sending air defense units across the border. russia is suspected of training

separatists, breaching a ceasefire announced in february. >> the e.u. charged russia's biggest energy provider with abusing its decision in the mark. gazprom deliberately did it it was alleged. they risk fines of 10% of the company's overall sale. gazprom says the claims are unfounded. rory challands has more. >> reporter: russia's foreign minister sergey lavrov says the european union unfairly backdated the charges, applying recent regulations to old gas contracts. gazprom says it's all unfounded, the obeys the law where it operates and hopes it can be resolved at an intergotal level, and has 10 weeks to respond to the charges, and can appeal in the courts. if it's unsuccessful in all of

that it's looking at huge fines, running into billions and billions of dollars. the european union is taking a gamble. russia's main export is fossil fuels, and if you go after the companies that are responsible for those exports, then in effect you are going after the russian stayed itself. >> a london delayeder accused of -- trader accused of wiping a million off the wall street shares may be extradited to the u.s. he has had his passport confiscated and grand bail at $8 million. >> making his first court appearance at westminster management court nav i'meda singh was told he faced a full extradition hearing in august and was released on bail of $8 million. the 36-year-old financial trader is charged in the united states with commodities fraud and

market manipulation that contributed to a multibillion crash on a single day this 2010. according to the u.s. regulators and the department of justice. he operated a one-man trading company from this west london house opposite his parents home not far from heathrow airport. here it's alleged he used computer algorithms to manipulate share prices. he was active as recently as april 6th. analyst say it was not isolated. >> i would suggest that most high frequency traders operate on a scale larger than one individual in the west of london. we know regulators have been looking at the ways it's alleged they manipulate market, but the problem is they trade in fractions, miniscule transactions thousands of a

thound andth of -- thousandth of a trait, and orders are put in and pulled back. it's almost incomprehensible. >> reporter: it was alleged that he made fake trades sometimes many thousands in a single day, conning the market to believe there were many multiple big sellers at the same time driving share prices downwards. the sell orders would be cancelled, and he would buy up shares at low prices as the market impressed. the practice is of course il. it's known as spoofing, and resulted according to the u.s. charges in enormous profits - $40 million between 2010 and 2014. there is little to show for any of that on this unassuming suburban london road. he says he'll contest the request for his extradition to the united states hundreds of people are

protesting in the u.s. city of baltimore over the death of a black man in police custody. six police officers have been suspended over the death of 27-year-old freddy gray from a spinal injury. the death following a series of protests where unarmed black men were killed by white police officers. an independent investigation in mexico revealed 16 civilians were killed by federal police. it's the latest alleged of abuse by mexican security forces. if concerned this will be the third mass killing blamed on the police in less than a year. adam raney has more. >> reporter: officials say they are looking into accusations that federal police opened fire on two separate groups of unarmed men on january 6th. the official story is the people killed died in a shoot-out. that is something vigilantes totally reject saying they were

there on the day. they were unarmed, and they say that the police opened fire and were aiming to kill them and heard them say, "kill them." this is something we cannot independently verify. a vigilante said he had run, was without choose and was in hiding when he saw police open fire on two associates and a self-defence group. since then we had a level of mistrust. there was a protest on wednesday, of people supporting the police. you have widespread skepticism about the story. we spoke to witnesses at the scene of one of the places where there was gun fire. the sound of the gun fire was so strong it clearly was heavy artillery, artillery never seen self-defence groups or vigilantes carry a state of emergency has been declared in parts of southern chile.

it had been dormant for more than four decades and residents in the area have been urged to leave. >> reporter: a reminder of the earth's fury as the volcano roared into life sending ash into the sky. >> translation: at the beginning it was smallment later the cloud grew it was huge and i got scared. >> reporter: chile issued a red alert, closing schools and airports, and ordering anyone nearby to leave quickly. >> translation: we are going increase the evacuation zone from 10 to 20 kilometres and are asking anyone nearby to leave the area crowds queued for the petrol

pumps. >> translation: it was impressive to see a mushroom cloud and see the ash. at that point there was a lot of panic, a lot of chaos, people going to supermarkets everyone looking for water. >> it is considered one of the most dangerous of chile's 90 active volcanos. there has been no lava yet authorities are watching this closely. the worldwide fund for nature says that the rural economic value of the world's ocean is almost $2.5 trillion a year rivalling the world of the globe's richest countries. it's in danger of collapse as nick clark reports. >> reporter: oceans cover two-thirds of the planet. crucial in the cycle of life.

on the shores of the gulf a research team from the environmental study center on its way to study the world's ocean mangroves. the salt marches here providing an eco system adapted to extreme conditions and home to animals. they are capable of scoring up to eight times more co2 than tropical forests. it's important to understand how they work. >> we are looking at the capability to stalk, the support given to local fisheries, and species diversity in the gulf. >> and the bottom line is fragile ecosystems are fundamental to the general state of health of the world's oceans. mangroves are being ripped up and destroyed along the coastlines. the rate of lose is more than three times that of

deforestation on land. as far as oceans were concerned, it doesn't end there. according to a worldwide fund for nature the entire resort is in danger of failing. the ocean change faster than any other point, with intense pressure from pollution and acidification. it is staggering. they can recover and if you don't reach a turning point. we are at risk in the next 20 years or so, that if this continues, actually the ocean will not be able to recover for hundreds of years. >> the message is we are running down ocean assets and pushing marine economies into the red. the authors hope they are

speaking a language the world decision makers may understand and you can find out more about the environmental stories on the website. you can get the latest news as well and analysis on aljazeera.com. aljazeera.com. >> there is only one earth and mankind must do everything it can to protect it for itself and our future. tonight i'll take you to the front lines of the fight from the amazon fighting an oil giant in ecuador, and unconvinced about the science behind climate change. can saving the planet be both profitable to businesses on main streets and palatable to