| The story of mixed-martial arts and UFC champion, Mark Kerr. |
| The life and the incredible career of Christy Martin, the most successful female boxer of the 1990s. |
| Tennis player turned coach Tashi has taken her husband, Art, and transformed him into a world-famous Grand Slam champion. To jolt him out of his recent losing streak, she signs him up for a "Challenger" event — close to the lowest level of pro tournament — where he finds himself standing across the net from his former best friend and Tashi's former boyfriend. |