Army Aviation
Chief Warrant Officer Craig Wenkheimer, 2-135th Aviation Battalion UH-60 Black Hawk pilot, gives a pre-flight briefing to 1st Lt. David Otero, 2-135th Aviation Battalion UH-60 Black Hawk pilot and Sgt. Barbara Shirley, 2-135th Aviation Battalion crew chief, July 29, 2015, on Buckley Air Force Base, Colo. The 2-135th Aviation Battalion is part of the Colorado Army National Guard and has a variety of capabilities that make it a valuable resource to both the state of Colorado and the U.S. Army. (U.S. Air Force photo by Airman 1st Class Luke W. Nowakowski/Released)

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Photo by: Airman st Class Luke W. NowakowskiReleased  |  VIRIN: 150730-F-IL629-033.JPG