JERUSALEM  — Israel launched airstrikes Sunday in Gaza after what it said was a Hamas attack on its forces, adding to the two-year-old war’s death toll and rattling a delicate U.S.-brokered ceasefire that had brought a measure of relief to the beleaguered enclave. The day descended into finger-pointing as each side accused the other of violating … Continue reading Ceasefire unravels: Gaza sees deadly strikes; aid flows suspended