a man hunt is under way in indonesia. police makes several arrests but the search for the main suspect in the jakarta attacks still continues. you're watching al jazeera live from our headquarters in doha. also coming up, the u.n. secretary general condemns the use of starvation in syria calling it a war crime. >> yes. i am angry u.s. parliamentary runners

clash on stage. >> reporter: we see if the car ban has had any result on the most polluted cities in the world indonesian police are searching for a man believed to be the main suspect in the jakarta attacks. police say an indonesian national who was linked to i.s.i.l. in syria was the chief coordinator for the blasts. indonesian police have arrested three men suspected of being linkeded to the attacks. indonesia has been targeted in the past and security had already been tightened following recent threats from i.s.i.l. it has now been raised to an alert one status. that is the highest. the day after the bombings people are returning to work and a peace rally is planned in the coming hours. tell us about the latest on the

arrests that have been made sirhail. >> reporter: indeed. it was a very grey area on thursday with so much happening here in the capital of jakarta with the explosions and firing. there were mixed messages coming out. a more coherent picture is being painted as we hit 24 hours after the attack. we know that five of the assailants were killed. three individuals have been detained for questioning. whether they are related to this incident or not has not been made clear by the authorities but the assumption is that there is a connection. we're awaiting confirmation. that may come in half an hour's time because the intelligence chief is expected to give a press conference and, perhaps, clarify what has been going on in certainly the last 24 hours. the authorities also are very unsure as to whether there were any other perpetrators of this crime that managed to get away. they also believe that there may

be a local coordinator here in indonesia as well as the main suspect who they think was the mastermind behind this that you mentioned. he is from the island of solo known no the authorities and arrested for firearms charges in 2011. he left indonesia maybe a year ago to fight for i.s.i.l. and this whole incident may be part of a bigger plan to see which of the individuals from south-east asia may be able to take on the mantle of leading i.s.i.l. in the region and that was probably one of the motives what about the religious leaders in indonesia. we understand they're holding a press conference. what's the message that they're planning to send out? >> reporter: friday is the hole ee day-- holy day for the muslims where they go and pray. late in the afternoon the

sermons are digested by the assembled congregation. extra significance and resonance to those sermons from across mosques in indonesia. now, the collective association of islamic organizations here in indonesia is chaired an man who has given an interview to al jazeera. terrorism is our common enemy of all religions of the state and of islam. there is no place in society for terrorism. we need to find a way to rehabilitate terrorists and prevent people from this journey. he is expecting or announcing a rally of 15,000 people on sunday in jakarta and he also went on to say that there was no bigger sin than committing a crime and using islam as an excuse.

so severe condemnation from the chairman of the organization of clerics and mosques here in indonesia, making it very clear that what these individuals did was a crime against lamb and a crime against indonesia thank you for that update from jakarta. the u.n. secretary general has warned the warring sides in syria against using starvation as a weapon. it is called a war crime. the u.n. council will hold an emergency meeting on friday to urge the syrian government and rebel factions to end their their sieges. our diplomatic editor has more from the headquarters in new york >> reporter: more aid is finally delivered to the starving people of madaya. a town blockaded by the syrian government. this is the second delivery of food and medicine this week, but before that the town was cut off for three months. at least 28 people died from starvation. in some of his strongest comments yet, after almost five years of war in syria, the u.n.

secretary general ban ki-moon told the general assembly this was a war crime. >> the town has been the victim of deliberate starvation. let me be clear. the use of food as a weapon of war is a war crime. all sides, including the syrian government, which has the primary responsibility to protect syrians, are committing atrocious accounts prohibited under international humanitarian law. >> reporter: afterwards he told reporters that the sieged areas were 400,000 people in syria are cut off from food and assistance should be on the agenda at syrian peace talks in geneva due to start in ten days. >> i think in addition to and parallel to political negotiation is how to deliver

humanitarian assistance without any impediment should be discussed. this is a very important confidence-building measures. >> reporter: they will be discussing this issue on friday. despite these have been described as war crimes, the council won't be taking any action on that. a referral to the international criminal court requires a vote by the security council and its certain on an issue lish this that russia and china would use their veto international nuclear inspectors could announce within hours that iran has implemented a landmark nuclear deal. compliance by tehran would lift billions of dollars in sanctions. iranian state television said they have moved the core of the heavy water nuclear reactor.

the modification was agreed as part after nuclear deal with world powers. ahead of presidential and legislative on saturday in the ties with china and the proceed independent opposition leader topping the polls. >> reporter: it is only 20 years since taiwan became a democracy. now the political landscape could be about to change again. if opinion polls are correct, ms wen is about to become the first woman president in an ethnic chinese society. politics in this country has been dominated for men for so long. what difference will it make if you become president? >> well, at least we get to prove that this is a place where we stress and then we achieve gender equality

>> reporter: she leads the party. trailing behind her isseric qu of the national k.m.t. party that has dominated politics here and supports close ties with china. a symbol of that improving relationship, the historic handshake last november between the outgoing if the and china's president. china still regards taiwan as a breakaway province that will one day be reunited with the mother lands. a dpp victory in both the parliamentary and presidential elections would be a setback for china, but she insists she wants to maintain a stable relationship. how would you deal with president xi jinping? >> well, it is a matter of communication, communication and communication. some analysts say she now appears to be moderating her anti beijing stance.

>> maybe she has come to the realisation that in order to win you have to be more pragmatic and also be low-key in terms of particularly those sensitive issues. >> reporter: like independence >> like independence >> reporter: for many voters the real issue in this election is the pluterring economy, growth of just 1%, wages stag naturing. >> translation: i think economy is a priority for the election, so i don't care who will be elected. >> translation: i hope the new president can promote the economy. >> reporter: this could still be a close election with one opinion poll suggesting up to 25% of voters remain undecided with just two weeks to go before the first primary elections, presidential hopefuls have taken part in their sixth debate. the two front runners, donald trump and ted cruz had heated

exchanges over several issues. >> reporter: the smaller the field the brater the spot lot, the nastier the exchanges. the-- brighter. there were sharp attacks on obama, hillary clinton and each other. >> you're worried most of all about keep keeping your homes and your families safe and secure, so you cannot give hillary clinton a third term of obama's leader sthip >> the idea that somehow we're better off today than the day that obama was inaugurated prime minister was an alternative universe. >> the commander in chief is standing on this stage. i give you my word if i am elected president no service man or service woman will be forced to be on their knees in any nation that captures. our fighting men and women will

feel the full force of fewery >> reporter: in exchanges, the loudest was between ted cruz and donald trump. when the businessmen suggested that ted cruz couldn't be president because he was born in canada. donald trump's plan to blan muslims >> all muslims, seriously? what does that send to the rest of the world that the u.s. is a series player in creating piece. >> if we do not know who you are and why you are coming, when i am president you are not getting into united states of america >> our country is a mess. we can't let people could come into our borders and break our borders. we can't do it. >> you've had your chance. you blew it >> reporter: the poll is over two weeks away. there is a need to make an impact. the debate is to sharpen the

focus of who is the best candidate here is what up next. an oil refinery in flames after a bomb blasts southern yemen. refugees in a makeshift camp in france fear defortation after given eviction notices from authorities - deportation.

when you're on hold, your business is on hold. that's why comcast business doesn't leave you there. when you call, a small business expert will answer you in about 30 seconds. no annoying hold music. just a real person, real fast. whenever you need them. so your business can get back to business.

sounds like my ride's ready. don't get stuck on hold. reach an expert fast. comcast business. built for business. welcome back. the top stories. authorities say they're

searching for an indonesian man believed to be coordinator of thursday's attacks in jakarta. this comes as police arrested three men suspected to be linked to the blast. seven people including five attackers were killed. the u.n. secretary germ says the use of starvation in the syrian conflict is a war crime. he has criticized all sides for what he calls atrocious crimes against international law. 400,000 people are living under siege in syria. the u.s. republican hopefuls have taken to the debate on stage. in yemen houthi fighters have released a minister and four others as a confidence-building measure before talks. the u.n. special envoy to yemen says he is making progress for the next round of talks.

>> translation: i confirm to you that the release of minister of education and four other political activists and journalists have been secured. i have received confirmation of the release from the group and of their health and safety. firstly, being the minister of defense and also two other men there has been a bomb blast at an oil refinery in southern yemen. the details from our correspondent. >> reporter: this is the breaker oil refinery. witnesses say a bomb blast hit in aden. it is a reminder that security is an issue. last month the govern of aden was killed when his convoy was armed by fighters and the car he was travelling in was engulfed in flames. following that the deputy govern

introduced a dawn to dusk curfew. he says it saved lives but what is really needed is an end to the fighting. >> translation: there have been achievements, but this is a brutal war between government forces and those loyal to the president and there is still fighting, but god will help us. >> reporter: anti houthi fighters drove out of aden six months ago. forces loil to yemeni president have made significant advances in the southern port city but people worry about the lack of security. >> translation: the security committed in aden sthunt be the only one responsible. it is a huge challenge. political factions should be resolved. >> reporter: despite the instability in aden, the president is trying to build confidence to protect citizens.

on thursday he wasn't to a graduation ceremony at a military base. if government forces can control aden, they can use it as a base from where they can recapture the rest of yemen india has postponed talks with pakistan that were scheduled for friday. the decision comes two weeks after an attack on an indian air force base. india says it is evaluating a response. the talks will take place at some point. the health ministry of sierra leone says for ebola. sierra leone and liberia struggled to contain the outbreak since december 2014.

russian scientists have developed a vaccine that is in testing phase. after fighter is battled their way onto to the base, the attack happened west of the capital close to the kenyan border. aid workers say the government is preparing to dismantle a third of a refugee camp in calais. authorities are encouraging people to move into new accommodation but many are afraid to leave their tents. >> reporter: a sense of urgency has spread through the aleways of the jungle. volunteers are helping volunteers to move their makeshift homes. people have heard that the local authorities want to clear away hundreds of tents and reclaim part of the land currently used

by the camp. >> there's a lot of confusion, especially between the police and residents of the camp. it is all very up in the air. there's no idea. we want to move as fast as we can. >> reporter: these iranian refugees are among those affected. they took down their home, moved it a few hundred metres and now they're in the process of transferring their stuff. >> the police two days ago after they told me you must move your house because three days after we come here and you must move your house. we say okay. it's no choice for me. >> reporter: the local authorities are encouraging people to leave their tents, many of which are sinking into the mud, and to move instead into new accommodation. some refugees are afraid. they think it looks like a detention center.

we are given a guided tour. 125 containers were heating and electricity designed to provide shelter for about 1500 people. the center opened on monday and the first people have started moving in, including several families. the containers are still being fitted out and the authorities hope more people will choose to move in as at word spreads. this is kitted out to accommodate 12 men. there's a separate area in the container park for women and children and families. many refugees are not convinced. each person needs to register a palm print in order to get an access code, data athey fear which could be used to control other even deport them. so despite the rain, the mud and the freezing cold, hundreds of people prefer to stay in the tents and shacks of the camp, free to take their chance at jumping on a lorry or a freight

train and making their way to the united kingdom a politician from the southern german state of bavaria says his district can't cope with the influx of refugees and have sent some of them to the chancellor's office in protest. a bus carrying 31 syrian refugees arrived in berlin on thursday night. peter dryer says he told the german chancellor three months ago that his town was reaching its capacity. over a million refugees arrived in germany last year. mexico says authorities have found two bodies during the investigation into the disappearance of 43 students in 2014. the bodies were found in the southern city of cocula. parents of the students met with the attorney-general on thursday and they're demanding more answers. they're saying they're not satisfied with her update and progress in her investigation after a year and a half.

a driving ban in india's ban that saw more than a million cars off the road has come to an end. critics say it will take more than a 15-day trial to reduce the smog that blankets the city. >> reporter: many commuters in the capital drive to work alone. there's a lack of public transit in many areas and car pooling is not popular. that's why on winter days the city looks like this and the roads like this. turning trips into long journeys. that's why the state government brought in a 15-day trial of an alternating ban on cars, restricting even and odd number plates no alternating days. when he doesn't drive, he takes a taxi and notices a difference icht it takes less time to reach

my office. it was taken an hour and 15, i can reach the office in about 45 minutes. that's good for me. >> reporter: police have fined thousands of people for violating the ban but most have followed it. the ban's overall effectiveness is still in doubt. pollution levels across the city have gone down in the last few days of the ban according to government figures. some argue it may have as much to do with the weather as it does the ban. others believe the focus shubt be on vehicles when other sources of pollution are still present >> this air pollution skintist says air emissions have others source >> there are a number of industries using coal, you have brick kilns, diesel generator sets which are coming up in the surroundings of the city. they all contribute to the

problem. >> reporter: many environmentalists say overall pollution cannot go down without including vehicles in a broader plan. >> transport services which clues metro buses, organized autos and taxi service, car pooling and sharing. that is the kind of system we really want to make for the city which should be suss thand even after the program is over. >> reporter: this man says his well maintained gasoline carry hits less pollution than the diesel taxi that arrives the tenders for the this year's oscars have been announced. revenant, mad max receiving multiple nominations. it's the lack of diversity in

the actor categories that is talked about. >> reporter: we know who is up for what. there are loads of categories. 24 to be exact, but these are the ones that are going to get the most attention, best director and these ones. let's take a look at best director. mckay is up for that. alejandro back again. he won last year. two years running for him? george miller, mad max. tom mcacart hrngs y and lenn for this. >> you made life as nurturing and normal as you could. >> you are so old now. >> do you know what we're going to do today? we are going to backache a birthday cake. >> reporter: then there is best

actor this man up for his betrayal, and this one for his role and again matt damon. he you have this actor seen as the one to beat and of course last year's golden boy redmayne. >> never attempted before. >> it's my only hope >> this is not my body. i have to let him go. >> reporter: so the best act res, this one and these two. this is along with ronan's role. keep your eye on cate blanc, hett. now up for an oscar as well.

>> would you like to visit me on sunday? >> yes ch. >> what a strange girl you are. >> why? >> >> reporter: then there is best film. this is the big one. that's why there are eight films. some familiar names in other categories, but there are two getting the critics excited and they are bridge of spies and the revenant. this is the one to watch. [ ♪ ] >> reporter: so the count down is underway. the nominees are now known.

there's six weeks to wait and a lot of predictions and a lot of excitement still to come you can read more about the oscar nominations on our website.com. there you will find the day's top stories. >> this week on >> this week on >> this week on talk to al jazeera talk to al jazeera talk to al jazeera actor and comedian actor and comedian actor and comedian richard lewis richard lewis richard lewis >> my goal is to >> my goal is to >> my goal is to make people laugh. make people laugh. make people laugh. first of all, first of all, first of all, i'm not entirely-- not depressed i'm not entirely-- not depressed i'm not entirely-- not depressed a lot of the time, a lot of the time, a lot of the time, either, either, either, by the w-- lemme just-- i don't by the w-- lemme just-- i don't by the w-- lemme just-- i don't wanna paint this rosy picture. wanna paint this rosy picture. wanna paint this rosy picture. >> often described as neurotic >> often described as neurotic >> often described as neurotic and angst ridded, and angst ridded, and angst ridded, lewis reflects on his rise from lewis reflects on his rise from lewis reflects on his rise from early stand up comedian, early stand up comedian, early stand up comedian, to becoming a household name. to becoming a household name. to becoming a household name. >> i was broke for a long time. >> i was broke for a long time. >> i was broke for a long time. but i was still-- felt like a but i was still-- felt like a but i was still-- felt like a million bucks, broke, million bucks, broke, million bucks, broke, living in horrible places,