Firefighters assigned to the 733d Civil Engineer Division Fort Eustis Fire Department conduct a training exercise on a mock-up vessel on Joint Base Langley-Eustis, Virginia, Nov. 9, 2020. The U.S. Army’s Maritime and Intermodal Training Department owns the mock-up, and uses it to train future Army mariners in battling fires while at sea. (U.S. Air Force photo by Staff Sgt. Joshua Magbanua)