Now playing Next Afghanistan Afghanistan: scores killed in one of Kabul's worst suicide bombings 31/05/2017
Now playing Next USA 'I call it patriotism', man accused of Portland stabbing yells in court 31/05/2017
Now playing Next USA UN chief makes climate change plea UN calls for strong action against climate change 31/05/2017
Now playing Next Yemen Yemen faces 'total collapse' the UN warns The UN warns Yemen faces 'total collapse' if a peace agreement is not reached imminently, as years of civil war take their toll. 31/05/2017