Exercise Vigilant Ace 18 kicks off
A U.S. Air Force C-17 Globemaster III cargo aircraft, assigned to Joint Base McGuire-Dix-Lakehurst, N.J., begins take-off during Exercise VIGILANT ACE 18 at Osan Air Base, Republic of Korea. The exercise allows U.S. and RoK forces to train together to deter aggression, preserve the armistice, and defeat any attack against the alliance. (U.S. Air Force photo by Staff Sgt. Franklin R. Ramos/Released)

Download Image: Full Size (1.21 MB)
Photo by: Staff Sgt. Franklin R. Ramos |  VIRIN: 171203-F-FV476-026.JPG