SAN DIEGO (July 18, 2019) Fireman Frank Nieroda, left, and Damage Controlman 3rd Class Lee Venenoso use a thermal imager during a main space fire drill aboard the amphibious assault ship USS Makin Island (LHD 8). Sailors conduct firefighting drills to ensure they are prepared in the event of an actual casualty. Makin Island, homeported in San Diego is conducting a depot-level maintenance availability. (U.S. Navy photo by Mass Communication Specialist 2nd Class Colby A. Mothershead/Released)