U.S. Marines with 1st Battalion, 3d Marines, train with a Switchblade 300 10C system as part of Service Level Training Exercise 1-22 at Marine Corps Air Ground Combat Center Twentynine Palms, California, Sept. 24, 2021. (U.S. Marine Corps photo by Cpl. Alexis Moradian) Marine Corps commandant gung-ho about loitering munitions The tactical unmanned aerial systems offer advantages over more traditional fires such as mortars and artillery, says the commandant of the Marine Corps. May 10, 2022 By Jon Harper