Navy Vessels Iran’s Islamic Revolutionary Guard Corps Navy Harth 55 vessel, (background) conducted an unsafe and unprofessional action by crossing the bow of the U.S. Coast Guard patrol boat Monomoy, as the U.S. vessel was conducting a routine maritime security patrol in international waters in the southern Persian Gulf, April 2, 2021. SHARE: Download: Full Size (0.13 MB) Credit: Navy VIRIN: 210402-N-NO146-1001C.JPG Photo Gallery