The Latest: Trump says US will blockade Iran in Strait of Hormuz and charge ships for safe passage

U.S. President Donald Trump announced a blockade of Iranian ships in the Strait of Hormuz and a 20% toll on cargo, escalating tensions with Iran. The U.S. military launched strikes against Iran following attacks on merchant vessels, and Trump indicated further strikes are imminent. Darline Graham Nordone, sister of late Senator Lindsey Graham, will temporarily replace him in the U.S. Senate.