The Israelis had the opportunity to assassinate Supreme Leader Ayatollah Ali Khamenei and President Trump conveyed to Prime Minister Benjamin Netanyahu that it wasn't a good idea, one U.S. official told CBS News.

Israel’s attack on Iran was long in the making – the result of years of meticulous planning by Israel and days of high-stakes talks between Tel Aviv and Washington, officials told CNN.

Israeli Prime Minister Benjamin Netanyahu has suggested that assassinating Iran's Supreme Leader Ayatollah Ali Khamenei would end, rather than escalate, the conflict between the two countries. In a combative interview with ABC News,