Alan Minter his winning streak ended when he lost to former world title challenger Ronnie Harris by a knockout in eight. Minter returned to top ten challenger status by upsetting the former World Welterweight and Light Middleweight Champion Emile Griffith with a ten-round decision win in Monte Carlo, but then he lost his European title to Gratien Tonna by a knockout in eight at Milan. He closed '77 with a third 15-round decision win over Finnegan to retain his British title. 1978 was a sad year for Minter, although he won all three of his bouts. On 15 February, at the Muhammad
Professional boxing knocked him out in brutal fashion. This fight made Hagler famous; he was able to lure Ray Leonard out of retirement in 1987, but lost in a highly-controversial decision. Hagler retired from boxing immediately after that fight. In the latter half of the decade young heavyweight Mike Tyson emerged as a serious contender. Nicknamed "Iron Mike", Tyson won the heavyweight unification series to become world heavyweight champion at the age of 20 and the first undisputed champion in a decade. Tyson soon became the most widely known boxer since Ali due to an aura of unrestrained ferocity, such as that