UFC on ESPN 51 saw a number of solid performances, but a light heavyweight earned a new spot in the rankings. Khalil Rountree extended his winning streak to four by stopping Chris Daukaus in the first round of their main card bout with devastating punching power . Rountree has stopped three opponents on his current run, and has earned a spot in the light heavyweight rankings, settling in at No.
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USA TODAY Sports/MMA Junkie rankings, Aug. 15: Khalil Rountree enters top 15 – MMA Junkie