israel has pulled its negotiators out of talks in qatar, because it says discussions there aimed at agreeing a new truce with hamas designated a terrorist organisation by the uk government had reached a dead end . israel s military has intensified its bombardment of gaza since a temporary ceasefire expired yesterday, with air strikes in north western gaza, and khan younis in the south where hundreds of thousands of people fled earlier in the war to escape fighting. according to the hamas run health ministry, 193 people have been killed and 650 injured since the resumption of fighting. a convoy of humanitarian aid has crossed into gaza for the first time since thursday. humanitarian groups are warning of catastrophic consequences for civilians. the international federation of the red cross says aid workers won t be able to reach people in need if the air strikes continue. live now to our diplomatic correspondent paul adams in jerusalem. in terms of israel s strategy, wh