As the United States escalates its war against Iran, the Pentagon says at least six U.S. service members have now been killed, Ian Pannell reports from the region on Pres. Trump saying he isn't ruling out US troops on the ground, and his new warning that the biggest wave against Iran “is coming soon;” James Longman has the latest on the retaliation across Middle East - 10 countries now hit and the jump in oil prices after they say the Strait of Hormuz is now closed; Trevor Ault has details on