When Kamaru Usman ’s Twitter began firing off offensive tweets directed at Conor McGregor hours before his UFC 246 main event Saturday night, the MMA world was taken aback. Some of the insults were sexual in nature, directed at McGregor (22-4 MMA, 10-2 UFC) and his fiancee. From there, the hack got even worse. A parade of tweets containing racial slurs followed
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