earlier i spoke with phillip luther a.m.amnesty international. about what he says is unthinkable atrocities in syria. >> in this report we describe the government attacks as amounting to crimes against humanity and that because they appear to be both systematic and widespread and targeted at the civilian population. on the armed opposition group side we believe that some of the attacks there qualify as war crimes. and that's because and again if one looks to begin with at the figures, local groups have counted up to something like 650 civilians being killed during 2014 in what appear to be in many cases indiscriminate attacks. and in many cases armed opposition groups are using diy weapons so what is sometimes described as hell cannons which are essentially improvised rockets fitted with gas scan canisters and killed civilians in large numbers. >> mr. luther amnesty international describes the area as half controlled by the government, half controlled by rebels. >> in opposition held areas the intensity of the astacks and in particularly the inte