By Enas Alashray, Hatem Maher and Michael MartinaWASHINGTON/CAIRO, July 19 (Reuters) - The United States launched new strikes against Iran, Central Command said, after it earlier announced that two U.S. military personnel were killed in Jordan and another was missing following an Iranian attack.Before the strikes on Saturday, Iran's supreme leader said Washington would pay for "seeking to escalate the conflict."Central Command said in a statement that the airstrikes began at 6 p.m. ET (2200 GMT), at President Donald Trump's direction.

One service member is also missing in action following the strikes in Jordan.

The attack on July 17 at the base involved Iranian ballistic missiles and drones, killing two US servicemembers, injuring four and and at least one servicemember also missing in…