. ♪ ♪ >>> hello, i am kamal santa maria, this is the world news from al jazerra.g never syria's capital. we look at the children facing winter without enough food. >>> the u.s. top general says defeating isil could coup take years as he meets iraq's prime minister. an afghan p.

. ♪ ♪ >>> hello for from dohmann everyone, i am kamal santa maria with the world news from al jazerranger in sear yaps capital as the children look at winter without food. anp.m. has been targeted by eye suicide bomber that plus. >> reporter: i am adam raney in a wheat field in central mexico. coming up we meet scientists trying to develop new variety is of this important crop to try to feed able creasingly populated planet. >>> hello. >> everyone, we start with break news coming out of the battle against isil and it appears, reports of a new video from isil showing the beheading of an american aid worker. his name is peter. 26 years old. we have seen him in previous in this shot in previous videos as well he's actually been held captive for a year an iraq war veteran at the age of 26 years olds the news is that he has been beheaded in a knewize ill video. let's go to imran kahn, he's in baghdad and can tell us more about what we know at this stage, imran. >> reporter: well, in the last few minutes a video was released through credible isil associates media accounts, people that used

. ♪ ♪ >>> hello, i am kamal santa maria, this is the world news from al jazerra.g never syria's capital. we look at the children facing winter without enough food. >>> the u.s. top general says defeating isil could coup take years as he meets iraq's prime minister. an afghan p.m. campaigning for women's rights targeted by a suicide bomber. >>> so the leaders of the world's 20 richest economy have agreed on a plan to boost global economic growth. these are the g20 countries meeting in brisbane in australia. saying it could be worth more than $2 trillion over five years. they could grow economies. believing they could create 200 million jobs globally in the next five years. however, before that final communique was announced this happened. vladimir putin broke protocol and left the g20 summit early after on saturday he was cornered by western lead overs the crisis in eastern ukraine. with pro-russia separatists and government forces have been fighting for months. >> if he continues down the path he is on, violating international law, providing heavy arms to the sepa