LIGHT SIGNALS Senior Airman Daniel Wichers signals a B-52H Stratofortress with a light gun during Global Thunder 15 on Minot Air Force Base, N.D.,Oct. 26, 2014. Wichers is an air traffic controller assigned to the 5th Operations Support Squadron. SHARE: Download: Full Size (0.03 MB) Credit: VIRIN: 350932-C-XJJ48-646.jpg Photo Gallery