U.S. Air Force Tech. Sgt. Johnny Rodriguez, 321st Contingency Response Squadron force protection craftsman and lead defender for the CR team, walks with the robot dog during an agile combat employment exercise Sept. 3, 2020, at Nellis Air Force Base, Nevada. The robot dog is an experimental technology with the intent of aiding defenders to secure an airfield and is part of the Advance Battle Management System, which is being tested during ACE exercise. (Courtesy Photo)