Amir Khan walked into a gym for the first time at age 8 and was hooked. Now, the former WBA and IBF light-welterweight champion is one of the top contenders in the world.

Amir Khan: I Am A Fighteri

"Boxing was a way out" for living legend Bernard Hopkins. The Philly native remembers the dark moments from his past, and the self-determination which propelled him to the top of the sport.

Bernard Hopkins: I Am A Fighteri

Peter Quillin started boxing as a way to handle himself on the streets of Grand Rapids before moving to New York. "Nobody ever told me I was going to be a champion" remembers Quillin looking back on the unlikely road which led him to be a champion.

Peter Quillin: I Am A Fighteri

Philadelphia native Danny "Swift" Garcia talks about growing up Puerto Rican in Philly, stepping into the ring at the age of 10, and moving up from amateur to world class champion.

Danny Garcia: I Am A Fighteri

Adrien Broner has been labeled by many as the future of boxing. His flashy, outspoken personality is polarizing. What you may not know, is what the three-time world champion went through to get where he is today.

Adrien Broner: I Am A Fighteri

Hear Deontay Wilder's story and be sure to watch him in action against WBC Heavyweight World Champion Bermane Stiverne on Saturday, January 17 at 10PM ET/7PM PT on SHOWTIME.

Deontay Wilder: I Am a Fighteri

Keith Thurman talks about his early days of boxing, his climb through the amateur ranks, and the untimely death of his trainer Ben Getty.

Keith Thurman: I Am A Fighteri

As a heralded amateur Gary Russell Jr. was poised for Olympic glory, but he fell ill and was unable to compete. Now, as an undefeated professional, he's positioned to become a champion.

Gary Russell Jr.: I Am A Fighteri

The inspirational story of Brooklyn-born boxer, Daniel Jacobs, whose promising career was almost cut short by cancer. Hear from Jacobs about his battle to overcome his condition and his spectacular return to the ring.

Daniel Jacobs: I Am a Fighteri

A profile of Cleveland-native Shawn Porter who started boxing at the age of four, and under the wing of his father, rose to be one of boxing's most exciting young champions.

Shawn Porter: I Am a Fighteri