U.S. Marine Capt. David Christie does preflight checks

U.S. Marine Capt. David Christie does preflight checks on the RQ-20B Puma at Fort Irwin, California on Feb. 17, 2019. The Puma allowed Marines with 5th Air Naval Gunfire Liaison Company to effectively collect target data. Christie is a field artillery officer with 1st Brigade, 5th ANGLICO, III Marine Expeditionary Force Information Group. (U.S. Marine Corps photo by Lance Cpl. Andrew R. Bray)