Douglas Duke, Delaware State Police senior dispatcher, salutes during a rendition of the national anthem during a retreat ceremony May 16, 2014 at Dover Air Force Base, Del. Duke is a member of the Delaware State Police Pipes and Drums Unit who attended and performed during the retreat. (U.S. Air Force photo/Airman 1st Class William Johnson)
Airman 1st Class William Johnson
Taken on 16 May 2014
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