Army Gen. Frank Grass, chief, National Guard Bureau, says goodbye to troops as the general departs Afghanistan during the first-ever National Guard USO Tour, May 19, 2016. ( Army National Guard photo by Sgt. 1st Class Jim Greenhill) (Released)

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Size: 3000px × 2368px
Photo credit: © AB Forces News Collection / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: army, bureau, chiefs, cngb, cngb-grass, frank, grass, guard, jcs, joint, military, national, ngb, staff, tour, usa, uso