Drone Launch Navy Petty Officer 2nd Class Juan Britomora, launches an unmanned aerial vehicle aboard an MKVI patrol boat during a search and rescue training exercise in the Pacific Ocean, Dec. 10, 2019. Unmanned aerial vehicles can use GPS to relay their positions. SHARE IMAGE: Download Image: Full Size (0.42 MB) Tags: gps, navy, uav Photo By: Chief Petty Officer Nelson Doromal Jr. VIRIN: 191210-N-NT795-888A.JPG Photo Gallery