Professional surfer Bethany Hamilton signs Kooper Matteson’s, age six, prosthetic leg during a meet and greet luncheon with wounded warriors at Ellsworth Air Force Base, S.D., March 31, 2016. Hamilton shared her story about surviving a shark attack, and how her faith helped her overcome adversity and continue surfing. (U.S. Air Force photo by Airman 1st Class Denise M. Nevins/Released)