PORT HUENEME, Calif. (Aug. 29, 2022) Simon Miller, left, assistant research professor at Penn State, explains the controls of a Skydio X2D unmanned aerial vehicle (UAV) to Electrician's Mate 2nd Class Somantha Him-Gross of the Navy's Surge Maintenance program aboard the Self Defense Test Ship while underway off the coast of Port Hueneme, California, during the Repair Technology Exercise, or REPTX, on Aug. 29. The UAV demonstration simulated scanning the ship for battle damage. Miller also captured overhead images of the Self Defense Test Ship to stitch together into a 2D map known as an orthomosaic. (U.S. Navy photo by Eric Parsons)