190725-N-AP176-0133 KEY WEST, Fla. (July 25, 2019) Divers descend underwater during a Mark 16 underwater breathing apparatus dive supervisor training course in the waters around Key West. The training exercise is hosted by Explosive Ordnance Disposal (EOD) Training and Evaluation Unit (TEU) 2. EODTEU 2 oversees training for all East Coast based EOD and mobile diving and salvage units as well as EOD Mobile Unit 8 based in Rota, Spain. (U.S. Navy photo by Chief Mass Communication Specialist Jeff Atherton/Released)