Rebekah Bonilla, a professional female athlete with Alpha Warrior, traverses the cliffhanger obstacle during the Alpha Warrior battle station competition May 17, 2017, on Dover Air Force Base, Del. Bonilla has competed in two seasons of NBC's American Ninja Warrior and was at Dover AFB with two other professional athletes from the show promoting the Alpha Warrior challenge. (U.S. Air Force photo by Staff Sgt. Jared Duhon)