John Fury made headlines by claiming son Tyson has not been the same since his trilogy of fights against Deontay Wilder, but the same can be said of the American. Wilder, a former WBC heavyweight world champion, has not beaten a ranked opponent since Luis Ortiz in 2019, losing four of his last six fights. Three of those were knockout defeats, and though The Bronze Bomber knocked out Tyrrell Herndon last June that contest was a glorified warm-up. By contrast, Wilder’s opponent Derek Chisora has defied the odds, his age, and his slugging style of boxing to topple Gerald Washington, Joe Joyce and Otto Wallin in his last three fights. Chisora claims that tonight’s bout at London’s O2 Arena will be his last as a professional boxer, but the 42-year-old has said that previously before returning to the ring. Wilder and Chisora have been in the top 10 of the heavyweight division for years but this is the first time they will touch gloves. By coincidence, it is both men’s 50th professional fight. Chisora’s record …