U.S. Air Force Airman 1st Class Brian Dowling, 27th Aircraft Maintenance Unit crew chief, watches as U.S. and coalition aircraft take-off during Red Flag 17-1 at Nellis Air Force Base, Nev., Jan. 26, 2017. Red Flag 17-1 features a large force training involving U.S. and coalition forces working together in a cyber, space and air battlefield domains. (U.S. Air Force photo by Staff Sgt. Natasha Stannard)