Antarctica mission
Lt. Col. Brent Keenan, 62nd Operations Group deputy commander, describes the capabilities of the C-17 Globemaster III aircraft to Senior Lt. Gen. Do Ba Ty, Vietnam People’s Army Chief of the General Staff and Socialist Republic of Vietnam Vice Minister of the National Defense, and other Vietnamese military officials during a tour June 19, 2013 at Joint Base Lewis-McChord, Wash. Keenan explained the C-17's capabilities when performing missions in Antarctica. (U.S. Air Force photo/Airman 1st Class Jacob Jimenez)