"Air raid sirens sounded in Jerusalem on Saturday following US, Israeli strikes on Iran - as Tehran confirmed the 'first wave' of retaliation was underway. Donald Trump confirmed 'major combat operations' in Iran in a video posted on his Truth Social: "To the members of the Islamic Revolutionary Guard, the armed forces and all of the police, I say tonight that you must lay down your weapons and have complete immunity - or in the alternative, face certain death." Israeli PM Benjamin Netanyahu said it was a joint operation to "remove the existential threat posed by the terrorist regime in Iran". The Iran's Revolutionary Guard Corps then reported the 'first wave' of 'widespread missile and drone and attacks' against Israel was underway. It comes following three rounds of talks between the Iranian and American sides, one in Muscat and two in Geneva in recent weeks. "