Tech Sgt. Jeff Bellon, 436th Force Support Squadron, performs a historical reenactment of the Greensboro Four during the Black History Month Luncheon Feb. 24, 2017, on Dover Air Force Base, Del. The Greensboro four was the name given to a group of African American students at North Carolina A&T University who staged peaceful sit-in protests at F.W. Woolworth’s lunch counters in 1960 to end segregation. (U.S. Air Force photo by Mauricio Campino)