An F-15 Eagle assigned to the 493rd Fighter Squadron, Royal Air Force Lakenheath, England, lands on the runway during Red Flag 15-1 at Nellis Air Force Base, Nev., Feb. 5, 2015. Red Flag provides combat training in a degraded and operationally-limited environment, making the training missions as realistic as possible. (U.S. Air Force photo by Staff Sgt. Siuta B. Ika)
Two maintainers assigned to the 748th Aircraft Maintenance Squadron, Royal Air Force Lakenheath, England, inspect an F-15C Eagle assigned to the 493rd Fighter Squadron prior to a sortie during Red Flag 15-1 at Nellis Air Force Base, Nev., Feb. 9, 2015. Red Flag is a realistic combat exercise involving U.S. and allied air forces conducting training operations on the 15,000 square mile Nevada Test and Training Range. (U.S. Air Force photo by Tech. Sgt. Eric Burks/Released)
Maintenance Airmen from the 748th Aircraft Maintenance Squadron, Royal Air Force Lakenheath, England, work on an F-15C Eagle during Red Flag 15-1 at Nellis Air Force Base, Nev., Feb. 9, 2015. Maintainers are responsible for overseeing the day-to-day maintenance of aircraft, including diagnosing malfunctions and replacing components, and conducting various inspections to ensure the aircraft is functioning properly. (U.S. Air Force photo by Tech. Sgt. Eric Burks/Released)
An F-15C Eagle assigned to the 493rd Fighter Squadron, Royal Air Force Lakenheath, England, sits on the flightline during Red Flag 15-1 at Nellis Air Force Base, Nev., Feb. 9, 2015. Flying units from around the world come to Nellis AFB to participate in Red Flag exercises, which are held three to four times per year. (U.S. Air Force photo by Tech. Sgt. Eric Burks/Released)
Three maintainers assigned to the 748th Aircraft Maintenance Squadron, Royal Air Force Lakenheath, England, work on an F-15C Eagle during Red Flag 15-1 at Nellis Air Force Base, Nev., Feb. 9, 2015. Flying units from around the world come to Nellis AFB to participate in Red Flag exercises, which are held three to four times per year. (U.S. Air Force photo by Tech. Sgt. Eric Burks/Released)
An F-15C Eagle assigned to the 493rd Fighter Squadron, Royal Air Force Lakenheath, England, taxis to the runway during Red Flag 15-1 at Nellis Air Force Base, Nev., Feb. 9, 2015. The squadron recently won the 2014 Raytheon Trophy as the U.S. Air Force's top fighter squadron. (U.S. Air Force photo by Tech. Sgt. Eric Burks/Released)
An F-15C Eagle assigned to the 493rd Fighter Squadron, Royal Air Force Lakenheath, England, takes off during Red Flag 15-1 at Nellis Air Force Base, Nev., Feb. 9, 2015. Flying units from around the world come to Nellis AFB to participate in Red Flag exercises, which are held three to four times per year. (U.S. Air Force photo by Tech. Sgt. Eric Burks/Released)
Maintainers assigned to the 748th Aircraft Maintenance Squadron, Royal Air Force Lakenheath, England, inspect an F-15C Eagle assigned to the 493rd Fighter Squadron prior to a sortie during Red Flag 15-1 at Nellis Air Force Base, Nev., Feb. 9, 2015. Maintainers are responsible for overseeing the day-to-day maintenance of aircraft, including diagnosing malfunctions and replacing components, and conducting various inspections to ensure the aircraft is functioning properly. (U.S. Air Force photo by Tech. Sgt. Eric Burks/Released)
An F-15 Eagle assigned to the 493rd Fighter Squadron, Royal Air Force Lakenheath, England, launches during Red Flag 15-1 at Nellis Air Force Base, Nev., Feb. 4, 2015. Red Flag provides realistic combat training in a contested, degraded and operationally-limited environment, which provides aircrews with real-time war scenarios and helps ground crews test and improve their operational readiness. (U.S. Air Force photo by Staff Sgt. Siuta B. Ika)
Three F-15 Eagles assigned to the 493rd Fighter Squadron, Royal Air Force Lakenheath, England, sit on the flightline under the moonlight during Red Flag 15-1 at Nellis Air Force Base, Nev., Feb. 4, 2015. Red Flag is a realistic combat training exercise involving the air, space and cyber forces of the U.S. and its allies, and is conducted on the vast bombing and gunnery ranges on the Nevada Test and Training Range during day and night operations. (U.S. Air Force photo by Staff Sgt. Siuta B. Ika)