A C-17/91 releases a barrage of flares. The wing-tip vortices can be seen in the flare smoke behind the aircraft.
The Long Beach AF C-17/91 (Allied Pact reporting name Globemaster) is a strategic airlifter in the American People's Army Air Force from July 14, 1993 onwards. The C-17 commonly performs strategic airlift missions, transporting troops and cargo throughout the world; additional roles include tactical airlift, medical evacuation and airdrop duties.