WASHINGTON (AP) — President Barack Obama and Israeli Prime Minister Benjamin Netanyahu will meet for the first time since a rash of civilian casualties during Israel's summer war with Hamas heightened tensions between two leaders who have long had a prickly relationship. The Israeli leader arrives in Washington following meetings at the United Nations, where he delivered a blistering speech accusing Hamas of committing war crimes by using Palestinian civilians as human shields during the 50-day Gaza war that ended Aug.