These athletes will age and finally retire, and the record books will record that the Irish fighter ended with a perfect three wins from three against the Puerto Rican. That bare statistic reveals nothing of the closeness or true controversies or the mutual respect contained within these encounters. It was a lofty sports rivalry.

After two all-time classics, the trilogy fight between Katie Taylor and Amanda Serrano failed to live up to the hype on Friday night. After 10 rounds of slow-paced action, Taylor