Petty Officer 1st Class Erik Mainhart, a damage controlman assigned to Coast Guard Cutter Northland (WMEC 904), coaches a crew member on firefighting tactics during training, Aug. 29, 2024, while underway in the Labrador Sea. Mainhart’s red ballcap stands for “On Board Training Team” and allows crew members to easily identify instructors during exercises. (U.S. Coast Guard photo by Petty Officer 3rd Class Anthony Randisi)