Israeli military strikes killed multiple civilians Saturday at a U.N. shelter and hospital in the main combat zone in the Gaza Strip as the assault intensified on the besieged enclave’s Hamas rulers amid growing international uproar over the soaring death toll and deepening humanitarian crisis.
Israel’s military has said it has encircled Gaza City, the target of its offensive to crush Hamas, but on Saturday offered a three-hour window for residents trapped by the fighting to flee…