Tech Sgt. Michael Dudzinski marshals a KC-135R Stratotanker here Wednesday, Feb. 6. The maintenance and operations crew on this evening mission were all from the 137th Air Refueling Wing, Oklahoma Air National Guard which fly the 507th Air Refueling Wing KC-135’s as part of a current reserve-guard total force association. (U.S. Air Force Photo by Capt. Jon Quinlan)