Performing Gate Duties
Staff Sgt. Christopher Steeves, security forces response force leader 512th Airlift Wing, waves goodbye to drivers after checking photo IDs at a security gate May 12, 2016, Dover Air Force Base, Del. Steeves was mobilized to augment the 436th Security Force Squadron as they required additional manning during runway renovations. (U.S. Air Force Photo/Tech Sgt. Nathan Rivard)