Drone Drill Marine Corps Lance Cpl. Daniel Echevarria launches an RQ-20B Puma drone at Marine Corps Base Camp Pendleton, Calif., Dec. 18, 2018, during Operation Wild Buck, an exercise designed to demonstrate potential uses of unmanned aerial systems. SHARE: Download: Full Size (3.54 MB) Tags: Marine Corps Credit: Marine Corps Cpl. Emmanuel Necoechea VIRIN: 181218-M-EN121-1060C.JPG Photo Gallery