Mike Tyson became the youngest heavyweight titleholder
Mike Tyson won a fight against James Smith, which took place at Las Vegas Hilton. Tyson won every round on all three of the judge's scorecards. Smith stood almost no chance of winning the fight, that is why he fought merely to survive.
Mike Tyson Beats Bonecrusher Smith This Day in Boxing March 7, 1987
Mike Tyson vs James 'Bonecrusher' Smith 1987 03 07
1987-03-07 Mike Tyson vs James Smith (full fight)
Mike Tyson Bonecrusher Smith Press Conference This Day February 5, 1987