Home Marine Corps Lance Cpl. David Parrott launches a Switchblade unmanned aerial vehicle during training at Camp Lejeune, N.C., July 7, 2021. As of April 14, 2022, the U.S. has sent 700 Switchblade systems to Ukraine. (Marine Corps Pfc. Sarah Pysher) Marine Corps Lance Cpl. David Parrott launches a Switchblade unmanned aerial vehicle during training at Camp Lejeune, N.C., July 7, 2021. As of April 14, 2022, the U.S. has sent 700 Switchblade systems to Ukraine. (Marine Corps Pfc. Sarah Pysher)