GAZA CITY, Gaza Strip (AP) — A pair of Israeli airstrikes targeted senior Islamic Jihad commanders in Gaza and in Syria early on Tuesday, escalating Israel’s confrontation with Iran across the region and threatening to unleash another devastating round of cross-border violence with Palestinian militants. In eastern Gaza, the Israeli strike killed Bahaa Abu el-Atta and his wife, setting off a furious barrage of dozens of rocket attacks reaching as far as the Tel Aviv heartland as Islamic Jihad vowed further revenge. The Israeli military said Abu el-Atta was the mastermind of recent attacks against it and the militant group’s...