U.S. Navy Damage Control Fireman Apprentice Rebecca Powers, left, and Damage Control Fireman Recruit Daniel Wilmer, both donned in flash gear, prepare a Ram Fan 2000 to de-smoke a space during a flying squad drill aboard the amphibious assault ship USS Peleliu (LHA 5) June 2, 2012, in port in San Diego, Calif. (U.S. Navy photo by Mass Communication Specialist 3rd Class Ian Campbell/Released)