Sen. Chris Van Hollen, D-Md., discusses the U.S. blockade of Iranian ports NPR | By A Martínez Published April 14, 2026 at 3:45 AM PDT Facebook Email Listen • 7:26 NPR's A Martinez asks Democratic Sen. Chris Van Hollen of Maryland, who serves on the Senate Foreign Relations Committee, about the U.S. blockade of Iranian ports. Copyright 2026 NPR