Airman 1st Class Derrick Gregg, 28th Maintenance Squadron crew chief, removes a hydraulic test line from a B-1B Lancer on the flight line, April 17. The B-1 is a long-range bomber capable of delivering massive quantities of precision and non-precision weapons against any adversary, anywhere in the world, at any time. (U.S. Air Force photo/Senior Airman Marc I. Lane)