U.S. Air Force Tech. Sgt. Joel Scott, a crew chief with the 173rd Fighter Wing in Klamath Falls, Ore., signals a pilot to hold the brakes on his F-15 aircraft while weapons crews arm the aircraft for it’s training mission over the skies of Arizona, Jan. 21, 2020. Kingsley Field personnel traveled to the 162nd Fighter Wing in Tucson, Ariz., to support dissimilar air combat operations for two weeks Jan. 12-24, 2020. (U.S. Air National Guard photo by Master Sgt. Jefferson Thompson)