F-15 is "Wheels Up"
An F-15 from the 173rd Fighter Wing, Oregon Air National Guard, takes off July 21, 2011 at Kingsley Field in Klamath Falls, Ore.during Sentry Eagle. Sentry Eagle is the largest air-to-air exercise undertaken by the Air National Guard. (U.S. National Guard Photo by Tech. Sgt. Jennifer Shirar) RELEASED