The mine countermeasures ship USS Guardian (MCM 5) sits aground on the Tubbataha Reef in the Sulu Sea, western Philippines, Jan. 22, 2013.
Operations to safely recover the ship while minimizing environmental effects were being conducted in cooperation with the Philippine coast guard and navy. (DoD photo by Naval Air Crewman (Tactical Helicopter) 3rd Class Geoffrey Trudell, U.S. Navy/Released). Original public domain image from Flickr