Col. Jenise Carroll, commander, 75th Air Base Wing, is shown a Quad-legged Unmanned Ground Vehicle by Ghost Robotics founder Jiren Parikh during a security forces demonstration Aug. 24, 2021, at Hill Air Force Base, Utah. The purpose of the Q-UGV, also known as a robot dog, is to enhance security to the base allowing defenders to patrol and monitor more critical areas. (U.S. Air Force photo by Cynthia Griggs)