War Secretary Pete Hegseth said the Iranian warship was struck in the Indian Ocean during Operation Epic Fury as Sri Lanka reported a sunk frigate.Navy vessels take part in a joint Iranian-Russian-Chinese military drill in the Gulf of Oman on March 12, 2025. Iranian Army Office/AFP via Getty Images3/4/2026|Updated: 3/4/2026The Pentagon said a U.S. Navy submarine struck and sank an Iranian warship off the coast of Sri Lanka, marking what officials described as the first torpedo sinking of a vessel since World War II.Secretary of War Pete Hegseth told a March 4 press briefing that the ship was destroyed in the Indian Ocean during the ongoing U.S.–Israel campaign against Iran.
