Israeli air strikes hit Gaza refugee camp as ground troops fight Hamas militants

Palestinians look for survivors following an Israeli air strike in Nusseirat refugee camp in the Gaza Strip (Doaa AlBaz/AP)

A barrage of Israeli air strikes has levelled apartment buildings in a refugee camp near Gaza City, and footage showed rescuers pulling men, women and children out of the rubble.

Israel said the strike destroyed a Hamas command centre set up in civilian houses and a network of tunnels underneath.