The U.S. said it had completed an eighth straight night of attacks on Iran after earlier announcing that two U.S. military personnel were killed in Jordan, while U.S. allies in the ?region reported more Iranian attacks on Sunday.
The Labour leader will set out his domestic priorities in his first speech from Downing Street as he becomes the seventh prime minister in 10 years on Monday.
Two U.S. service members in Jordan have been confirmed killed while one is missing in an escalating conflict with Iran. Iran's supreme leader warns Washington of "unforgettable lessons" to come.