U.S. Air Force Senior Airman Stephen Carson, 461st Air Control Wing, waits for the signal to pull the chocks from the nose gear on a E-8 Joint STARS prior to launch at Robins Air Force Base, Ga., Feb. 15, 2012. Carson works the nightshift as a crew chief on the Joint STARS aircraft. (U.S. Air Force photo by Master Sgt. Roger Parsons)