A Tinker Air Force Base Fire and Emergency Services crew responds to the May 20, 2013, tornado that struck Moore, Okla. Twelve base firefighters and one safety officer were immediately dispatched to assist with rescue activities in the vicinity of 19th Street and Interstate 35 in Moore, and one surgeon was dispatched to Oklahoma University Medical Center. More help has been provided overnight with lights, vehicles, water trucks and volunteer Airmen are preparing to assist with crowd control and recovery efforts. (Courtesy photo)