NEW YORK -- A new ABC News docuseries premiering Tuesday is taking a look inside the climb, crash and comeback of boxing legend Mike Tyson. The new four-hour series, "Mike Tyson: The Knockout," peels back the many layers of the controversial former ...

Despite his fearsome reputation as 'The Baddest Man on the Planet' with 44 knockouts, and being the first undisputed heavyweight champion in the modern boxing era, 'Iron' Mike Tyson humbly acknowledged that he would stand no chance against Muhammad Ali.

Mike Tyson was once notorious for his ferocious speed and power in the boxing ring. He became the youngest fighter ever to win the world heavyweight championship back in 1986, defeating Trevor Berbick to take the WBC belt in his 28th contest at just 20 years and 145 days old.

A former rival of Mike Tyson and Lennox Lewis claims there is another heavyweight who was more skilful than the legendary duo.

Mike Tyson scored a first-round knockout win when he made his boxing debut in March 1985. Hector Mercedes only managed to survive 107 seconds with the teenager nicknamed ‘Kid Dynamite’. The Hall of Famer says the toughest part of his fight with Mercedes happened in the locker room.