An Israeli airstrike in the northern Gaza Strip killed two Palestinian militants Thursday and a Palestinian man fatally stabbed an Israeli soldier in the West Bank in a new spasm of violence following a suicide bombing in Israel earlier this week. Israel had promised tough retaliation for the Monday bombing that killed five people outside a shopping mall in the coastal town of Netanya, including increased arrest raids, airstrikes in Gaza and a renewal of targeted killings of Palestinian militant leaders. Full Story