Drones hit the US embassy in Riyadh on Tuesday as Iran hit back at industrial and diplomatic targets across the Middle East and Washington warned its citizens to evacuate the entire region. Four days after US and Israeli strikes killed Iran’s supreme leader and triggered a regional war, AFP reporters in the Saudi capital saw smoke damage on the walls and roof of the embassy. Saudi police were swarming over the diplomatic quarter and checking IDs of everyone who entered. Several roads were blocked, including approaches to the US embassy. READ ALSO: Drones Hit Amazon Data Centers, Gulf Facility Amid US-Israel-Iran War Powerful explosions also shook Tehran through the night, as fighter jets flew over the Iranian capital and US President Donald Trump threatened to escalate the conflict. O...