U.S. Air Force Col. John Klein, the commanding officer

U.S. Air Force Col. John Klein, the commanding officer of the 60th Air Mobility Wing, learns about how to lube the gears on a C-17 Globemaster III from Senior Airman Javimeleshe Cruz Figueroa, 860th Maintenance Squadron at Travis Air Force Base, Calif., Jan. 12, 2018. Klein was participating with the Airmen as part of his wing Leadership Rounds initiative where he and the Command Chief Master Sgt. spend time in different units. (U.S. Air Force photo by Louis Briscese)