Air Force Master Sgt. Gerard Birkenmeier, a guitarist from the Air Force Heartland of America Band, rehearses prior to a concert at Aurora Public Schools on April 13, 2016, in Aurora, Neb. Airman musicians represent more than 325,000 Air Force professionals around the world who protect and defend America’s freedoms.

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Size: 4227px × 2902px
Photo credit: © AB Forces News Collection / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: air, america, aurora, band, base, force, heartland, offutt, public, schools