UFC OKC RESULTS Main Card * Middleweight Main Event: Dricus Du Plessis def. Kamaru Usman * Featherweight Bout: Tommy McMillen def. Alberto Montes * Women's Strawweight Bout: Fatima Kline def. Tabatha Ricci * Lightweight Bout: Chase Hooper def. Mitch Ramirez * Middleweight Bout: Christian Leroy Duncan def. Jared Cannonier Preliminary Card * Heavyweight Bout: RJ Harris def. Alvin Hines * Women's Flyweight Bout: Dione Barbosa def. Anna Melisano * Featherweight Bout: Jose Delgado def. Austin Bashi * Light Heavyweight Bout: Felipe Franco def. Levi Rodrigues Jr. * Featherweight Bout: Ezra Elliott def. Damien Anderson * Flyweight Bout: Alden Coria def. Stewart Nicoll * Welterweight Bout: Jean-Paul Lebosnoyani def. Seokhyeon Ko