is. more than 40 people are killed in a bus attack in the pakistani city of karachi. ♪ ♪ hello i am jane dutton you are watching al jazerra live from doha. also ahead the u.n. security council calls on peace talks on yemen as a 5-day ceasefire comes in to effect. one of the main travel routes in the u.s. has been shutdown after a train crash that killed five people. north korea's defense minister is executed from showing disrespect to leader kim

jong-un. we begin with developing news out of span stack. at least 43 people have been killed in a gun attack on a bus in karachi. the vehicle was carrying members of the community they belong to a branch of shia islam. kamal hyder has the later from islambad. >> reporter: the deadly attack on the bus took place in peak rush hour in the morning in the city of karachi. the attackers targeting that bus in the eastern part of the city. according to the inspector general of police, at least three motorcycles with six assassins on board stopped the bus then got on the bus and targeted these people at close range indiscriminately. most of the people killed on the bus belonged to the community cans an off shoot of the shia branch of islam and there has been at least five attacks against the shia community but

pakistan is also a country that has seen deadly attacks against the majority sunni community the hindus, christians, the scurry forces as well. so this is not new for the southern port city of ca afternoon i however it is likely sends a wave of anger amongst the shia community. the u.n. security council is calling on secretary general ban ki-moon to convene peace talks on yemen as a ceasefire takes effect. the five-day truce was proposed by saudi arabia to allow in humanitarian aid. it began a day after air strikes by the coalition and shelling by the houthis. at least 10 people have been killed. miami meanwhile an iranian humanitarian ship so the way to yemen packed with aid workers workers and journalists iranian air ships are he is youring the vessel which is currently in the gulf of aden. u.n. special envoy to yemen has arrived in the capital. he says the only way to end the war is through political

dialogue. >> translator: a political solution is the only way to get yemen out of this crisis. i met president hadi, the pin minister and ministers in riyadh and some officials in sanaa are all hopeful of going back to the negotiating table to start a national dialogue. we do support the dialogue between the warring warring factions according to the gulf initiative. >> lawrence core is be a former u.s. secretary of tense he says a ceasefire is in the best interest of the houthis and the saudi-led coalition. >> by tomorrow things will have calmed down and you'll begin to get some assistance in there because because the saudis and houthis were losing the battle for world opinion the way they were acting. and if the houthis keep on doing these things that they have done today, it's going to hurt them. and i think they recognize that it's much better when the saudis stop given the damage that they

could cause with their aircraft. u.n. envoy left and you know, he's now coming back and i think that what he can do is get the parties together. and i think what the -- what iran would like to put them behind them as they focus on the nuclear negotiations. obviously the united states is more concerned with isil and they would like this to stop as well. so i do think that there is hope. if the houthis basically with, you know, with backing from iran or pressure from iran, stop violating the ceasefire. the international organization for migration says 2.8 million iraqis are now internally displaced. in the past two weeks alone more than 130,000 have fled fighting in romadi where iraqi forces are battling isil. at least five people killed and 10 others injured in shelling in eastern live i can't.

neighborhoods in the west and south of benghazi were tag ted. targeted. sole yearses and three children are among the dead. thai and malaysian security officials are due to meet wednesday to discuss the certainly of refugees crossing in to thailand. malaysia said it will turn away boats carrying migrants unless they are in danger of sinking. and indonesia says it will not allow the boats to enter eights waters. on the malaysian island where many migrants are being did he attorneyed, she sent this update. >> reporter: hundreds of migrants from myanmar and bangladesh are being processed by malaysia's immigration department here on the island after arriving on boats early there are week. these migrants need to be moved from here to detention facilities on the mainland, but we are hearing this these facilities are already overwhelmed by the number of people they are being asked to accommodate. a senior maritime offfficial told

us that they will not be allowing anymore of these crowded vessels to enter malaysian waters, unless they are in distress, now this has generated sharp reactions from human rights activists here in malaysia. they say they are not sure about this policy and that it's tantamount to sign being the death warrant of phone shaly thousands of desperate and very poor migrants that could still be out at sea. >> how do they end in the malaysia? their journeys begin in myanmar's western state. in the past, the rohingya used to escape by crossing overlapped through thailand. since thailand began a crack down migrants advocates say the rohingya have been traffic today indonesia and malaysia. >> reporter: stopping and searching for perpetrators and victims of human trafficking. for months this joint operation between the town and police have squeezed the business of human

trafficking and people smuggling smuggling. set up in november, this anti-human trafficking checkpoint is emblematic of the thai police crack down, the point is to deny human traffickers from using thailand as a transit point on the way to their ultimate destination in malaysia. thailand's police chief has proposed camps be built for the my grand from western myanmar and bangladesh. crack down on traffickers is the main agenda at this annual meeting between the thai and malaysian police. >> translator: our continuing joint operations where matt layer an police are cared out according to internationally legal obligations and human tear i didn't know principles. >> reporter: what about the people at the start of the the regional crisis? thai muslim community leaders say authorities only allow them to bring food to rohingya kept in shelters like this. they want conditions to improve for their fellow muslims

escaping persecution. >> translator: help them. we hope that the problem of human trafficking can be solved in the best way, they should try to give them their liberties and human rights. >> reporter: but at least they survived. mass graves exhumed lie buy police show the extent of the travelingers brutality. if they he escape, they are kept in another form of detention. their futures deeply uncertain. >> translator: the thai muslim community here and in bangkok want to know why the government doesn't want to protect they were the thai authorities don't want to give them freedom because they are concerned about the fleeing rohingya. >> reporter: what is happening here in thailand is being mirrored across the renal indonesia and malaysia say they will turn back any boat people in their waters. there is literal any nowhere in the world for the rohingya to live safe, free, normal lives. veronica pedroza, al jazerra thailand. in pa pedroia rue riot

police have used tear gas on protest is demonstrating against a billion dollars copper mine project. it's the late nest a recent string of violent row tests against the mine, activists say the project will pollute farmland in the southern city. the demonstrations which began in march have killed at least three people and injured more than 200. a train accident in the u.s. city of philadelphia has killed at least five people and injured more than 50 others. the passenger train derailed on its journal friday washington d.c. to new york city. the accident shutdown train services in the busy northeast region. gerald tan has the latest. >> reporter: the amtrak train derailed just minutes after pulling out of philadelphia's 30th street station. all six passenger cars and the engine ran off the tracks. they crashed in to each other and flipped onto their sides some completely overturned. >> it felt like the brakes were hit hard and our car we were third from the last slowly

started going over to the right i just braced my arm against it. >> we saw it go like that, swung, you could feel it off the tracked and we just rolled and rolled. and next thing i knew we were wishing out the emergency exit. and i was outside and there were people screaming and bleeding and we helped them out and they are okay now. >> reporter: most of the 243 people on board walked way from the scene although dozens were injured and a few are confirmed dead. hundreds of police officers, firefighters and emergency workers rushed to the accident site. investigators are still trying to find out what went wrong. >> i have been down on the tracks on the scene with my staff, it is an absolute disastrous mess. never seen anything like this in my life. and most personnel will say that as well. >> reporter: the northbound train was traveling from washington, d.c. to new york. one of the busiest routes along the northeastern corridor of the united states.

nearly 100 train says travel between new york and philadelphia on weekdays carrying thousands of passengers. services between the two cities are now suspended and will remain so for the coming days. gerald tan, al jazerra. nicaragua's most active volcano has erupted spewing hash hundred meters in the sky. it began erupt on the ground thursday, these pictures show the strongest one yet. people living in nearby villages are not in any danger. much more to come on al jazerra. fear grips nepal once again as dozens die in a major aftershock. plus people in democratic republic of congo are fleeing their hopes due to violence despite the largest you were peacekeeping force in the world.

♪ ♪ hole again. the top stories on al jazerra gunmen in pakistan have killed 43 bus passengers in karachi. the police say all of those killed belonged to the ismael community which is a branch of shia miss are islam. it's not yet known who is responsible. the u.n. security council is calling on secretary general ban ki-moon to begin talks on yemen. the five-day truce was proposed to allow in humanitarian aid. a passenger train heading from washington, d.c. to new york city has derailed in philadelphia. killing five people and injuring more than 50 passengers. it is one of the busiest travel

routes in the u.s. south korea's intelligence services say that north korea's defense minister has been executed. they say that the chief of north korea's armed forces was killed by firing squad. he is believed to be the latest in a series of senior officials executed this year. kerry braun is from the china studies center at sydney university. he says this purge may be an indication that kim jong-un's regime is unsustainable. >> it's been quite common in the whole history of the, you know, democratic people's republic of korea to deal with opponents in this way. the odd thing really is that kill jong-unis relatively new in his position, only been there about three years, he is only has a great basis his father was really influential 20 years probably before he actually became country leader in the early 1990s 1990s. and kim jong-un was in his 30s

we don't really know. this seems to be an extraordinarily brutal way of dealing with pima that might have disagreed with you maybe even worse they have actually tried to move against him. quite a number of executions have been apparently noted. maybe one a month in the last few months so this looks like a very vicious purge. politically, the regime has held itself together by ruthlessly holding this core sort of 100,000 elite mostly military looking after them and making sure they stay onside and they are reliable. it's sort of implies that even with that group now there are people that just don't think this regime is sustainable. the problem is they don't have a plan-b. there is no plan-b. they either sink or swim together and it seems that kim jong-un is really willing to, you know, kind of totally throw these people way if they get on the wrong side of him. very very, you know, kind the cal gore cal. nato foreign ministers are meet in this southern turkish town, ukraine and middle east

instability are the focus of today's sessions. u.s. secretary of state john kerry has been talking to the group about his tuesday meeting with russian president vladimir putin. >> i think there was strong agreement among all of the nato members that this is a critical moment for action. by russia. by the separatists. to live up to the minsk agreement and it is critical to get the osce in to areas of conflict. it is important to end the conflict in those areas. particularly they need to try to come to an agreement on a ceasefire. >> imran kahn has more. >> reporter: a very unidentified message from the secretary of state john kerr higher at the foreign ministers nato summit. now what was being discussed was in particular was ukraine the second of state briefed the

member country on his his meeting with the russia president vladimir putin and said that was going well and the minute of course agreement needed to be signed up to. so again a very positive and very you identified message however backstage there is divisions between the nato member states. particularly nato, some countries say is nato a.m.'s fuel you are in ukraine. the secretary of state said they are going to be very important the next few weeks, they wanted to get the nuclear deal with iran and the p5 plus one the western powers negotiating are also very sue identified. syria was mentioned about you no plan for syria what the turks have been trying to do is push for this idea of secure zones within syria itself and they have asked for nato's help on that. but nary hats a lot of commitments in other countries and push back, so it looks likely there is still a lot to be discusses. the secretary of state john kersey leaving here and flying back to camp david in the u.s. for the gulf corporation council

to discuss yemen. it seems american diplomacy is being stretched thin with the number of issues the u.s. and its allies are facing. russian opposition activists say russia's military is directly involved in the fighting in eastern ukraine. the allegations are based on research by the late opposition leader boris who was shot dead in february. their report alleges at least 220 russian soldiers have been killed in eastern ukraine and it claims moscow provided sure as to air missle system blamed to shooing down malaysia air lines flight mh17. dozens of people killed in sudan's east darfur state. tribes men building up before fighting broke out. ongoing tensions overland ownership rights and allegations of cattle theft caused the latest cop flick. east african leaders are preparing to meet in tanzania over the escalating crisis in

burundi, pleased fire at protesters on tuesday since last month there have been frosts against the president's bid to run for a third term. seven people have been killed with machetes and ax in the eastern democratic republic of congo. the attack took place close on a u.n. peacekeeping base, erica wood has more on this. taking with them what they can hundreds leave their homes because they no longer believe it's safe to say. the north privilege of practice ins of the east correct contract i can problem are remember are recognize i go of congress so has seen 300 people hacked to death and raped by fighters in the past seven months. people here are blaming rebellings from the allied democratic forces or a.d.f. from neighboring uganda. >> translator: people from this region have suffered greatly. that is why the civilians are running away. fearing that the militias killing people with machetes

and, "w" saysaxes will strike again, the killings are barbaric and people are afraid. we ask the government to deal with the a.d.f. so people can go back to their farms. >> reporter: this latest attack happened as people were returning from tending their crops as night was setting in. congolese troops and u.n. forces were also left with casualties. >> during this attack we have lost two soldiers, which were killed in action. and also we had 13 injured by bullets. >> reporter: the democratic republic of congo is home to the world's biggest u.n. peacekeeping force made up of almost 25,000 personnel. millions died in a war between 1998 and 2003 in eastern congo and dozens of dangerous armed groups still operate there. while they have different political aims, they all compete for control of the country's vast mineral resources like gold

and diamonds. but the u.n. force says it is making progress against the fighters tanzi knee an forces said last week they had arrested the leaved of the a.d.f. >> we know that a.d.f. now is weakened. we know what we were pecking for so so long is the arrest or newt saying of eights a leaders is now happening. it's we time to be note straight today join our force with the congolese and also across the border to stop these natural i development of the very criminal and dangerous group. >> reporter: but the optimism about progress will be little comfort for the people of here. despite the constant president of troops, they know they remain vulnerable to more attacks. erica wood, al jazerra. it is now just over 24 hours since the 7.3 magnitude aftershock hit nepal, 66 people are confirmed to have been killed. happened almost three weeks after larger earthquake killed nearly 8,000 people.

andrew simmons has more from cat kathmandu. >> reporter: reliving a nightmare just what people had begun to believe they could return to something near normal at this. crush injuries, head injuries, fractures some of the medical staff are in shock as well. this cake way may not have been at big as the last but the hospitals are overwhelmed again and no one wants to be inside a building when what follows is half a dozen aftershocks within minutes. on the casualty listen side this hospital is a man who was running an orphan i believe filled with children. >> i tried to jump out of the building then i was hurt, then my children was all crying and scary here and there. >> reporter: this is one of the land slides caused by the aftershock it's in the north of the country. an area that had only recently been cleared after previous landslides remarkably, no one was hurt. parliament was in session when the quack struck after a knew

seconds of disbelief. deputies starting running from the became are chamber outside there is panic with people trying to get through on cell phone to his relatives and friends to tell them they are alive. >> translator: it was shaking like this. and everyone started running. everyone left and went to an open area. this place is dangerous. we have to leave. >> translator: people have become scared in their minds they don't know how they will live, eat, and work, going in to a building you don't know what will happen. >> reporter: search teams found themselves trying to save lives again. dozens of collapsed buildings in the capital alone. many more in the rural areas to the east of kathmandu. near the epicenter. as if one major earthquake wasn't enough, this was a family home an american search team is now deploying. and this was a 19-story apartment block. now totally destroyed. there is a high level of fear in some cases here is terror that exists now.

many people are fleeing the capital. but they'll find little comfort out of the city. andrew simmons, al jazerra kathmandu. and the nepal i military has given al jazerra an update about a missing u.s. marine helicopter. military aircraft and more than 400 nepal i ground troops are said to be searching the district. u.s. president barack obama is opening up sections of u.s.-held areas of the arctic too oil companies. the shell oil company has been granted conditional approval to start work there. within three months, environmental groups are outraged saying if there is an oil spill underneath the ice a clean up will be impossible. >> reporter: shell has tried drilling for oil in the arctic before, but in 2012 it was forced to abandon its operations after an oil rig rana ground in addition one of shell's contractors pleaded guilty to eight felony count over environmental and other

violations related to a drill shim. shell declinedded our request for interview, saying this time it will be different. it will take a thoughtful approach and be subject to rigorous safety standards. >> reporter: shell will only drill from july to october at a depth of less than 50 meters for example that, hasn't assured those opposed to arctic drilling. >> there is no field testified proven technology to deal with a major spill especially in the environment of the frozen arctic owner the last time shell was there the storms alone were more than they could handle the bottom line is it's a dirty dangerous business and no technology can match the conditions of the arctic ocean. >> reporter: shell proposes to drill in the remote sea. there are no roads or ports within hundreds of kilometers. the nearest coast guard station with equipment for respond to go a spill is over 1600-kilometer as way. it's a key migration route for marine mammals.

but the u.s. bureau of ocean energy management concluded there would be no significant environment the impact from the drilling. federal data says the u.s. arctic seas contain 22 billion-barrels of recoverable oil and 26 trillion cubic meters of natural gas. but some question why the obama administration continues to approve potentially dangerous new drilling. >> even if they never spill a drop and everything goes perfectly which it never does, question can't burn that oil. scientists made it clear there was just a recent article in nature magazine confirming this, all of the arctic is unburnable in a world where we avoid climate chaos. >> reporter: so shell still needs several more permits before drilling can begin. to the other polar extreme in one of ants arc at this cas largest ice shelves is endanger in classing the larson sea ice shell shelf is melting above and below the surface had

approximate bunch fastest warming ring region on his earth if it happens it would mean a rise in global sea levels, environment editor nick clark takes a look. >> reporter: for years there has been intense scientific debate about what is causing the thinning of the ice shelves this is one of them right here, it is the larson sea and it covers a huge area. it is the size of a small county. and it contains vast quaint at this at thises of fresh water ice, scientists have been unable to determine whether it's warming air temperatures or warming ocean currents making it more vulnerable to collapse. it turns out it's both. an international team of very muchers studied radar and satellite data from the last 15 years and found that ice was being lost above and below the surf a and is they are now predictth thepredicting the shelf could collapse within a century maybe sooner and with little warning. >> we found it was losing ice and it is probably due to ocean melting from below. and also found the ice shelf is losing air from the snow and

this is probably due to atmospheric warming so what we know now is that the ice shelf is subject to a two-pronged attack from above and below. >> two neighboring ice shelves to the larson sea collapse the in 1994 and 2,002 and this led to the glaciers behind speeding up carving more ice in to the ocean and so raising sea levels and it would be the same story but on a larger scale if larson sea was to disintegrate. >> larson sea is bigger and if it was to be lost in the next few decades it would actually add to the projectses projections of sea level rise and the rate of sea level rice by 2100, expect that sea level rise arm the world will be something in excess of 50 centimeters higher by 2100. than it is at presents. and that will cause problems for coastal cities and low-lying cities. >> reporter: so what this discovery means is that scientists will be able to make more accurate predictions have about just what affect the break

you want larson sea and indeed the recession of glaciers around the world will have on global sea levels. i can find out about all of the news and much, much more by logging on to our website the address at the bottle of your screen aljazerra.com. >> this week on "talk to al jazeera" - john lydon lead singer of "the sex pistols" - the band that ignited a punk rock revolution. >> pain, suffering, the disenfranchised, unnecessary poverty, class warfare, all of these issues bother me greatly. >> he was a man who generated headlines and controversy. famous, of course, for his hit "god save the queen". >> [singing] god save the queen, the fascist regime.