Support WBURIran says it has closed the Strait of Hormuz again, as ceasefire nears its endNPR StaffUpdated April 18, 2026 ShareU.S. President Donald Trump speaks to members of the press aboard Air Force One on April 17, 2026 just prior to landing at Joint Base Andrews, Maryland. (Getty Images North America)This article was originally published on April 18, 2026.