Airman 1st Class Richard Wengler, a crew chief seen

Airman 1st Class Richard Wengler, a crew chief seen on left, and Lt. Col. Jesse Ortega, aircraft commander, both from the 128th Air Refueling Wing, Milwaukee, visually check the exterior of the wing on a KC-135R Stratotanker for any defects during an airplane safety check on the ramp of Marine Corps Air Station Miramar, San Diego, January 19, 2014. The two Airmen are part of a five-person crew aboard the KC-135 in support of a total force integration aeromedical evacuation mission transporting wounded service members. (U.S. Air National Guard photo by Staff Sgt. Jeremy Wilson/Released)