Harrison Henneberg, 16, of Clifton, Virginia (right) operates the fire hose nozzle as Joseph Telfer, 14, of Baltimore, (center) handles the hose and APG firefighter James Smith, left, supervises during an exercise at the APG South (Edgewood) fire station on Monday, July 1, 2019. Harrison and Joseph are two of more than 160 members of the U.S. Naval Sea Cadets Corps, who are taking part in a 9-day camp at APG. In addition to firefighting and emergency management skills, the cadets — ages 13-17 — will spend their time at the installation learning military customs, Naval history and leadership lessons.