Exercise Vigilant Ace 18: Base Defense

Exercise Vigilant Ace 18: Base Defense

A Republic of Korea defender concludes his shift change during exercise Vigilant Ace 18 at Osan Air Base, Republic of Korea. During the week-long exercise, the U.S. and ROK are combining their forces, training on mutual support procedures, further improving understanding and trust between the two nations, and ensuring interoperability. (U.S. Air Force photo by Staff Sgt. Alex Fox Echols III)

Exercise Vigilant Ace 18: Base Defense

Republic of Korea defenders patrol during exercise Vigilant Ace 18 at Osan Air Base, Republic of Korea. During the week-long exercise, the U.S. and ROK are combining their forces, training on mutual support procedures, further improving understanding and trust between the two nations, and ensuring interoperability. (U.S. Air Force photo by Staff Sgt. Alex Fox Echols III)

Exercise Vigilant Ace 18: Base Defense

Two U.S. Air Force 51st Security Forces Squadron augmentees man a defensive fighting position during exercise Vigilant Ace 18 at Osan Air Base, Republic of Korea. As they would during a real-world situation, the 51st SFS augmentees are bolstering Osan’s defense forces manning DFPs and aiding in patrols during VA18. (U.S. Air Force photo by Staff Sgt. Alex Fox Echols III)

Exercise Vigilant Ace 18: Base Defense

A Republic of Korea defender stands next to a vehicle during their shift change for exercise Vigilant Ace 18 at Osan Air Base, Republic of Korea. During the week-long exercise, the U.S. and ROK are combining their forces, training on mutual support procedures, further improving understanding and trust between the two nations, and ensuring interoperability. (U.S. Air Force photo by Staff Sgt. Alex Fox Echols III)

Exercise Vigilant Ace 18: Base Defense

Republic of Korea defenders travel to man posts during their shift change for exercise Vigilant Ace 18 at Osan Air Base, Republic of Korea. During the week-long exercise, the U.S. and ROK are combining their forces, training on mutual support procedures, further improving understanding and trust between the two nations, and ensuring interoperability. (U.S. Air Force photo by Staff Sgt. Alex Fox Echols III)

Exercise Vigilant Ace 18: Base Defense

Republic of Korea defenders patrol during exercise Vigilant Ace 18 at Osan Air Base, Republic of Korea. During the week-long exercise, the U.S. and ROK are combining their forces, training on mutual support procedures, further improving understanding and trust between the two nations, and ensuring interoperability. (U.S. Air Force photo by Staff Sgt. Alex Fox Echols III)

Exercise Vigilant Ace 18: Base Defense

Republic of Korea defenders load up on a vehicle during their shift change for exercise Vigilant Ace 18 at Osan Air Base, Republic of Korea. During the week-long exercise, the U.S. and ROK are combining their forces, training on mutual support procedures, further improving understanding and trust between the two nations, and ensuring interoperability. (U.S. Air Force photo by Staff Sgt. Alex Fox Echols III)

Exercise Vigilant Ace 18: Base Defense

A Republic of Korea defender gives a “thumbs up” during their shift change for exercise Vigilant Ace 18 at Osan Air Base, Republic of Korea. During the week-long exercise, the U.S. and ROK are combining their forces, training on mutual support procedures, further improving understanding and trust between the two nations, and ensuring interoperability. (U.S. Air Force photo by Staff Sgt. Alex Fox Echols III)

Exercise Vigilant Ace 18: Base Defense

Republic of Korea defenders load up on a vehicle during their shift change for exercise Vigilant Ace 18 at Osan Air Base, Republic of Korea. During the week-long exercise, the U.S. and ROK are combining their forces, training on mutual support procedures, further improving understanding and trust between the two nations, and ensuring interoperability. (U.S. Air Force photo by Staff Sgt. Alex Fox Echols III)

Exercise Vigilant Ace 18: Base Defense
PHOTO DETAILS  /   DOWNLOAD HI-RES 10 of 16

Republic of Korea defenders begin their patrol during exercise Vigilant Ace 18 at Osan Air Base, Republic of Korea. During the week-long exercise, the U.S. and ROK are combining their forces, training on mutual support procedures, further improving understanding and trust between the two nations, and ensuring interoperability. (U.S. Air Force photo by Staff Sgt. Alex Fox Echols III)

Exercise Vigilant Ace 18: Base Defense
PHOTO DETAILS  /   DOWNLOAD HI-RES 11 of 16

Republic of Korea defenders load up on a vehicle during their shift change for exercise Vigilant Ace 18 at Osan Air Base, Republic of Korea. During the week-long exercise, the U.S. and ROK are combining their forces, training on mutual support procedures, further improving understanding and trust between the two nations, and ensuring interoperability. (U.S. Air Force photo by Staff Sgt. Alex Fox Echols III)

Exercise Vigilant Ace 18: Base Defense
PHOTO DETAILS  /   DOWNLOAD HI-RES 12 of 16

Republic of Korea defenders change shifts during exercise Vigilant Ace 18 at Osan Air Base, Republic of Korea. During the week-long exercise, the U.S. and ROK are combining their forces, training on mutual support procedures, further improving understanding and trust between the two nations, and ensuring interoperability. (U.S. Air Force photo by Staff Sgt. Alex Fox Echols III)

Exercise Vigilant Ace 18: Base Defense
PHOTO DETAILS  /   DOWNLOAD HI-RES 13 of 16

Republic of Korea defenders travel to man posts during their shift change for exercise Vigilant Ace 18 at Osan Air Base, Republic of Korea. During the week-long exercise, the U.S. and ROK are combining their forces, training on mutual support procedures, further improving understanding and trust between the two nations, and ensuring interoperability. (U.S. Air Force photo by Staff Sgt. Alex Fox Echols III)

Exercise Vigilant Ace 18: Base Defense
PHOTO DETAILS  /   DOWNLOAD HI-RES 14 of 16

Republic of Korea defenders disembark a vehicle during their shift change for exercise Vigilant Ace 18 at Osan Air Base, Republic of Korea. During the week-long exercise, the U.S. and ROK are combining their forces, training on mutual support procedures, further improving understanding and trust between the two nations, and ensuring interoperability. (U.S. Air Force photo by Staff Sgt. Alex Fox Echols III)

Exercise Vigilant Ace 18: Base Defense
PHOTO DETAILS  /   DOWNLOAD HI-RES 15 of 16

U.S. Air Force Staff Sgt. William McDonald, 51st Civil Engineer Squadron material control craftsman and 51st Security Forces Squadron augmentee, mans a defensive fighting position during exercise Vigilant Ace 18 at Osan Air Base, Republic of Korea. As they would during a real-world situation, the 51st SFS augmentees are bolstering Osan’s defense forces manning DFPs and aiding in patrols during VA18. (U.S. Air Force photo by Staff Sgt. Alex Fox Echols III)

Exercise Vigilant Ace 18: Base Defense
PHOTO DETAILS  /   DOWNLOAD HI-RES 16 of 16

Republic of Korea defenders travel to patrol during their shift change for exercise Vigilant Ace 18 at Osan Air Base, Republic of Korea. During the week-long exercise, the U.S. and ROK are combining their forces, training on mutual support procedures, further improving understanding and trust between the two nations, and ensuring interoperability. (U.S. Air Force photo by Staff Sgt. Alex Fox Echols III)

OSAN AIR BASE, Republic of Korea --