Air Force Lt. Col. Merryl Tengesdal stands in front of a U-2 at Beale Air Force Base, Calif., Feb. 9, 2015. Tengesdal is the only black female U-2 pilot in history. U.S. Air Force photo by Senior Airman Bobby Cummings
Air Force Lt. Col. Merryl Tengesdal stands in front of a U-2 at Beale Air Force Base, Calif., Feb. 9, 2015. Tengesdal is the only black female U-2 pilot in history. U.S. Air Force photo by Senior Airman Bobby Cummings