UFC 278 pre-event facts: Kamaru Usman vs. Leon Edwards 2 a first - MMA Junkie

Check out the numbers behind UFC 278, where Kamaru Usman can tie Anderson Silva for the longest winning streak in UFC history.

Photos: Kamaru Usman through the years Usman enters the event on an 19-fight winning streak. He hasn’t suffered a defeat since May 2013. Usman is one of two fighters in UFC history to start 15-0 wi… [+1055 chars]

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