that's 11. congratulations to them. keep it here next more live news there london. >> continuing to risk it all. refugees determined to go to greece even though many will be sent back. >> hello, i'm barbara serra. late coming up why a merger has been dropped between the world's largest pharmaceutical companies. wins for bernie sanders and ted cruz in wisconsin. will it be enough to push them ahead of the front runners?

>> on the island of vanuatu, we'll tell you why this is a manmade disaster, equal to the cyclone that hit this country last year. >> ththe deportation of refugeingof refugees from greece back to turkey does not stop people from traveling. >> so many people have drowned making this journey, and still

more come. this is one of the life jackets that actually floats it's no use for the tiny body inside. then again not every is wearing them. these iraqi families probably paid hundreds of dollars a head for the passenger to lesbos. but the boat is too small for the 40 packed into it. this is how families are separated in a moment. he can only call out, look after the woman. it's been chaotic here on the coast of turkey. the message from the e.u. to greece is these voyages are futile, still many want to go. we asked why they're risking this when under the new rules they have little chance of getting further than the greek holding center before being sent

back. >> we're under oppression. killing and kidnapping. greece doesn't want to accept us. turkey does not want us to stay. where else should we go? is it better to sink in the water with our children? >> this time there is in sinking, no death but no safe passage heater. in just a few minutes there is the coast guard patrol. this former free syrian fighter has been helping people to greece, he has been trying to convince reluctant customers that they still have a chance of making it into europe. >> i still send them to greece because they have a choice to apply for the an i sigh almost program. if they have relatives in one of eight countries they can be taken there, otherwise they're sent to a country chosen for them. >> of course, such chances are

slim. europe is trying to close the door. yesterday was the first batch of syrians sent back to greece under the terms of the controversial deal which has seen syrians sent to europe on an one-for-one trade. we were going to greece to escape the war. do you think it was a holiday? we cannot leave here. everyone treats us badly. they exploit us. >> what happens now is far from clear. still in the same country as those they left behind on the shore but separated from them. the children play. a life jacket becomes a toy instead of a call for help. [ child whistling ] >> well, that's the situation in turkey. the e.u. asylum office has sent more staff to the greek islands. returning refugees has got off

to a good start but it's urging turkey to speed up the process. >> they're increasingly worried that they are going to be sent back. this is huge operational effort and greece requires more assistance. they have received more staff on the island to help speed up the asylum process. >> i know a large amount of people who are here have expressed their willingness to apply for asylum, and i have to emphasize here that this is not an automatic return system. so this will not be

automatically sensed or it doesn't work like that. every case would be treated on its own merits. permits. and in particular where there is the article related to the country, there is also another article for the first country of asylum, saying this person has already been given protection. so then it becomes obvious that this person can be safe and protected in another place. >> the e.u.-turkey deal came into practice on monday with the first deportation, but there has not been deportations since. there is a number of reasons. not enough people have volunteered to return. another reason is that the e.u. now lead to process the asylum request. what we also understand is that the e.u. is waiting for reassurances from turkey that

the political commitment that they made are now being enforced. >> well, the u.n.'s refugee agency the unhcr said that e.u. member states need to share the burden to end the refugee crisis. >> there needs to be more of a collective approach. we're seeing in greece that it's just been overwhelmed by this flood of people. and the mechanisms are not in place to deal with this. and people are coming through from turkey to greece and heading up into europe with the borders closed suddenly greece finds itself having to deal with something that they've never expected would be there. this is what we have to respond to.

>> uefa's legal chief in 2006 when a champions league television rights deal were signed. the search was related to that contract, which was also shined by two businessmen who have since been accused by the fbi of bribery. infantino, who is now the head of fifa, has denied any wrongdoing. u.s. drugs giant pfizer has scrapped a $160 billion merger with the irish company after measures failed to stop tax avoidance. the u.s. is cracking down on companies who move assets offshore to reduce tax bills. the new rules will limitabilities to shift profits out of the u.s. elizondo is in new york. >> less than 24 hours after the u.s. treasury rules went in

place, the biggest such tax inversion will not go through now. the merger between pfizer in the u.s. and ireland-based alergen valued a the $160 billion. it will now not go through. pfizer wanted this merger because right now pfizer pays 30% to 35% corporate tax rate. if they were to move to island they would pay 12% to 13% taxes. many practice corporate inversion like this. this would have been the biggest inversion deal in history. the u.s. government and barack obama has been speaking out against this saying it was poor practice by companies to do such deals. now barack obama and his

government sees this as a major victory closing what they see as a huge corporate tax loophole that was really global. >> the front runners presidential contests both suffered defeats. democratic presidential candidate bernie sanders picked up another win over hillary clinton, and on the republican side ted cruz won against businessman donald trump. cruz called it a turning point in the republican presidential race. kimberly halkett has the latest. >> it was a decisive victory for ted cruz, and defeating frontrunner donald trump. it was a win cruz promised would change the course of the republican race for the white house. >> tonight was a bad night for hillary clinton. it was a bad night in the democratic primary, and it was

an even worse night for her in the republican primary. [ cheering ] we're winning because we're uniting the republican party. >> the cruz campaign complains the victory will propel him and cause trump to fall short of the delegates needed to win the nomination before the july republican nomination. a convention that cruz hopes to become the nominee to take on frontrunner hillary clinton. but the past to her party's path to nomination has been difficult. bernie sanders won the contest in the midwestern state. >> with the victory in wisconsin we have now won seven out of eight of the last caucuses.

[ cheering ] >> and we have won almost all of them with overwhelming landslide numbers. >> he said his grassroots support will propel him and help him to increase the delegate count. the math favors clinton. she still has the lead. pennsylvania will be a challenge for sanders, given clinto,. >> both ted cruz and bernie sanners saying that the force of the campaign has been changed, and while it could be a messy path, now it is expected that these nominating contest also go right to the july convention.

kimberly halkett, al jazeera, milwaukee, wisconsin. >> you're watching al jazeera still to come on the program. activists warn that syria's largest city could face a devastating siege among fighting between kurdish and opposition forces. plus warnings more than half the world's u.n. listed natural heritage sites are under threat.

>> time now for a reminder of the top stories only al jazeera.

refugees and migrants are continue to go cross the seas to europe despite an e.u. deal to resettle in turkey. officials are transporting migrants back from greece back to turkey. police have searched the headquarters of utah's former governing body after names were mentioned in the panama paper's leak. there are conflicting reports as to whether a cease-fire between azerbaijan and armenia is actually holding. they agreed to stop fighting after four days of heavy violence. armenia backed forces say that the cease-fire held overnight. but the azerbaijan defense

ministry are reporting violations over the last 24 hours. they. >> i hope armenia will respond to stop the clashes. but if they do not respond, this crime is armenia's fault. russia said that turkey is taking sides. if you're looking for those who are taking sides the most significant country doing that is russia. it loves to take sides. russia took sides in ukraine, georgia and now in syria. >> al jazeera's has this update from the outskirts near the disputed enclave. >> i was walking through one incident that happened in the early hours last saturday when fighting broke out loose the front lines. of nagorno-care are a back.

this belongs to the mayor of the town. i want to say one thing. earlier this week i reported that the mayor was killed. that was a mistake. wellwell.

>> russia said that it support u.n.-brokered talks between all sides of the syrian conflict. the russian foreign minister said that they made the special envoy to syria who is visiting moscow. the geneva-based peace talks have stalled because the syrian negotiators have been unwilling to discuss the possibility of president bashar al-assad leaving office. during the visit they praise the russia's involvement from isil fighters. >> i also want to make a point. we are key on the indication of what needs to be the beginning of freeing area which are international value it is

something that we need to acknowledge. >> meanwhile, activists on the only road linking the city has been cut of "kurdish fighters. they have warned that syria's city could face a devastating siege. >> ahmed and his family rely heavily on food hand outside. but it's barely enough. they're scared that kurdish fighters could cut off the only road out of aleppo. >> god for bid if the road is closed it would be a big problem for us. there will be shortage in cooking oil, flour, and other food stuff. people are poor. they don't have the ability to stock food.

>> aleppo is syria's largest city. since a cruise between ththe crews have advanced on aleppo's countryside. kurdish forces seen as ally government. activists warn that up to 300,000 people could be affected. at this marketplace people say that they are worried yet they remain defiant. >> we have everything, thank god. there is food.

>> mustapha relies on his farming to feed his family. he said it's the best way to survive. >> we can live like our grandfather lived before by farming and relying on animal stock if there is a siege. >> it may be tough for people in the days ahead. fighting is continuing and it is not clear if the kurdish forces will sustain the sean. it will be the people of aleppo who suffer the most. >> turkey is making plans to strip citizenship of anyone who supports terrorism. they want a new legal definition of terrorism and want people to be named terrorists.

>> china is stepping up on neighboring program. china has banned north korea coal and iron other and will stop exporting jet jewel. china's sanctions are crucial as it provides two-thirds of north korea's exports. >> the trade restrictions are part of the u.n.'s tough be sanctions in north korea after the regime conducted nuclear and missile tests and the import ban with coal, iron other and rare earth. now these minerals are an important source of become for north korea, whose main trading partner is china. but the statement from the chinese industry does come with what people say is a loophole. it allows trade to continue as long as the pro seeds are for the people's well-being and not

north korea's nuclear nor missile programs. what is unclear how china hans to monitor and keep track of that. >> it has supported the u.n.'s tougher sanctions. china has traditionally proffered a softer approach when it comes to north korea favoring dialogue and incentives. they fear that the collapse of the kim regime could lead to a flood of refugees, but this latest announcement could be seen that china is willing to change its approach when it comes to dealing with north korea. >> the number of people killed from an outbreak of yellow fever in angola has risen to 225. the country's health ministry said that the disease is spread

to 16 to 18 provinces. the outbreak started late last year. just last month the world health organization reported 158 dead. a 6.9 magnitude earthquake hit vanu atu on wednesday. it's the second powerful tremor hit this week. and there are no immediate damage. but the earthquakes aren't helping vanuatu's fragile tourism industry which is trying to recover following a devastating cyclone were last year. >> daniel and will rasmussen are getting a fairly unique experience the company hiring these boats used to have 60 customers a day. now the rasmussens are just two of 14 all day.

>> it is so quiet. we don't make out of it, and yet we are just really down. >> the reason is here. the vanuatu international airport. >> this is more than just a runway. for vauatu, a country dependent on tourism, this stretch of car macis crucial to the economy. but the runway is damaged. workers are carrying out emergency repairs. >> we're committed to making sure that this runway is completely safe. that's basically what we're doing right now. >> but the patch up job has come too late. three big airports an have suspended services to vanuatu. that cuts seven flights a week. a year ago vanuatu was hit by a cyclone, but the tourism has

been hit worse. >> it is what it is. it is a term situation cruz ships are still coming in, but passengers creep and mostly eat on board. these tourists are wort come by air. now the police and army keep watch. >> at least we have to find some ways to earn our income. >> some think the runway damage was caused by planes like this one, most blame politicians for ignoring earlier warnings about the runway's condition.

many are still landing here. international airlines have ended agreements and won't sell its seats, and won't say when or whether they will be coming back. andrew thomas, port villa, vanuatu. >> half the world's listed heritage sites are under threat. gerald tan has the details. >> the great barrier reef in australia, the certificate republican getty in tanzania. and the falls bordering brazil and argentina. these are the planet's most beautiful places that the united nations has designated as natural world heritage sites. there are 197 of them around the world, and 90% provide jobs and contribute to economies through tourism, recreation and natural resources. it's estimated 11 million people depend on these sites for food,

work, and in a new report, it says that harmful industrial actives looking mining and oil production are posing a threat to almost half of these places. >> these are very special sites. these are very special places. if out o half of these sites are threatened, can you magic about what is happening around the world. this is indicative of a much growing development pressure that is so important not only for nature, but for our own well believe. >> now offshore oil drilling, mangrove clearance and coastal destruction has destroyed 40% of it. half of belize, 190,000 people rely on the reefs for fisheries and tourism. ththe wwf is warning governments that it is not just

about protecting the environment, but also the people these ecosystems support. >> you can find much more on the website. the address on the screen right now, www.aljazeera.com. >> god bless the great state of wisconsin. [ cheering ] >> let me take this opportunity to thank the people of wiscons wisconsin. >> underdog upset. >> backlash for nolos in the south. rules that many say discriminate