Footage shows Palestinians searching for survivors in the rubble of a collapsed building amid an onslaught of Israeli rockets.Israel has blitzed the coastal enclave and starved it of electricity and vital supplies in a brutal retaliation to a Hamas attack on October 7, that killed hundreds of civilians.More than a million Palestinians have now been ordered to move to the south of Gaza as Israel's war chiefs prepare to storm the area to remove the Hamas government.The Palestinian death toll has now passed 1,500.