STORY: People also searched beneath the rubble for survivors, against the backdrop of heavy gray smoke rising.
Gaza has been witnessing the heaviest strikes air strikes in the 75-year history of its conflict with Israel. Gaza's health ministry said Israel's retaliatory strikes had killed at least 770 people and wounded more than 4,000.
More than 22,600 residential units, 10 health facilities and 48 schools have been destroyed, according to the Palestinian Foreign Ministry.