FireFlight UAS unmanned aerial vehicles including TwinHawk, Scout, Flanker, and Hawkeye 400, are displayed...
FireFlight UAS unmanned aerial vehicles including TwinHawk, Scout, Flanker, and Hawkeye 400, are displayed on the tarmac during "Black Dart", a live-fly, live fire demonstration of 55 unmanned aerial vehicles, or drones, at Naval Base Ventura County Sea Range, Point Mugu, near Oxnard, California July 31, 2015. REUTERS/Patrick T. Fallon