![Photo of the day, Nov. 22, 2011 Crew Chief](https://webarchive.library.unt.edu/web/20130217141454im_/http://airforcelive.dodlive.mil/files/2011/11/111109-Z-VA973-030-135x90.jpg)
Share Photo: U.S. Air Force Master Sgt. Karl Vickroy, the 171st Air Refueling Wing’s 2012 nominee for Outstanding Airman of the Year, senior noncommisioned officer category, performs a routine inspection as an aircraft crew chief. (U.S. Air Force photo by Master Sgt. Ann Young)
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