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
World Boxing Organization (as they did with several established champions in the lower weight divisions), the WBO sanctioned a fight between two relatively unknown fighters, Francesco Damiani (winner of the super heavyweight silver medal at the 1984 Summer Olympics) and Johnny DuPlooy, to determine the inaugural holder of its own heavyweight title in 1989. All other sanctioning bodies of boxing recognized the then-undefeated Mike Tyson as the undisputed heavyweight champion. Damiani, meanwhile, went on to become the first WBO heavyweight champion. At heavyweight, especially in the United States, the organization initially struggled to gain credibility as a major sanctioning body, with WBO heavyweight