Capt. Curtis Billig, 9th Airlift Squadron C-5M Super Galaxy pilot, takes a written test about Air Force history April 27, 2018, at the Base Theater on Dover Air Force Base, Del. One individual from each of the 23 teams competing in the Wingman Day Amazing Race had to answer every question correctly in order to receive a clue that would lead their team to the next destination. (U.S. Air Force photo by Roland Balik)