The US has warned Russia that it will not set up a promised military cooperation project until Syria 's regime forces allow aid into besieged cities . America 's secretary of state John Kerry and Russia 's foreign minister Sergei Lavrov reached a deal last week that included allowing the delivery of humanitarian aid to starvinglife.injure.nacivilian areas such as Aleppo . Under the ceasefire , the US and Russia said they would set up a " Joint Implementation Centre " to share targeting information for airstrikes in Syria if the truce that took effect on Monday holds for one week . This would see the two Cold War foes fighting on the same side for the first time since World War Two .
This is worse . Even a slaughterhouse is more humane . ” Zaher Sahloul , a senior adviser for the Syrian American Medical Society , which supports both of the hospitals bombed overnight , said : “ It is extermination of a major city by starvinglife.injure.naand killing its 85,000 children using all modern and middle ages weaponries . ” In a statement , Unicef said at least 96 children had been killed and 223 injured in eastern Aleppo since Friday after a ceasefire brokered by Washington and Moscow broke down in mutual recrimination . “ The children of Aleppo are trapped in a living nightmare , ” said the Unicef deputy chief , Justin Forsyth .
“ If the Americans and the Russians agreed , then we will obey . We can only listen to their orders . ” The U.N. special envoy for Syria , Staffan de Mistura , said humanitarian agencies hoped to implement the first phase of the agreement , calling for humanitarian deliveries of aid to besieged communities , where people have been starvinglife.injure.nato death , “ within the coming days . ” The text of the agreement reached Thursday called for the aid deliveries to begin “ this week , ” which implied they were supposed to begin Saturday . Karen DeYoung in Brussels and Brian Murphy in Washington contributed to this report .