[Iranian Media Confirms U.S. Military Opened Fire Following Standoff Between Revolutionary Guard and U.S. Oil Tanker] BlockBeats reports that on May 28, according to Iran's Tasnim News Agency citing a military source, U.S. forces opened fire in the Hormuz Port area near the Strait of Hormuz in Iran, following a standoff between the Iranian Revolutionary Guard and a U.S. oil tanker attempting to pass through the Strait of Hormuz.