U.S. Marines with 1st and 2nd Marine Logistics Group incorporated the Joint Precision Airdrop System during Weapons and Tactics Instructor Course 2-17 on Marine Corps Air Station Yuma, Ariz., March 30, 2017. The JPADS uses a GPS system, a modular autonomous guidance unit, a parachute and electric motors to guide cargo to their targeted drop zones. (U.S. Marine Corps video by Cpl. James Trevino/Released)