 Umar Nurmagomedov will seek to extend his unbeaten streak at UFC Fight Night 217 against Brazilian grappler Raoni Barcelos on Saturday night at UFC Apex in Enterprise, Nev. Nurmagomedov 15-0 MMA, 3-0 UFC enters as the No. 11-ranked bantamweight and is a massive -1000 favorite against Barcelos 625, who has lost two of his past ... UFC Fight Night 217 preview: Umar Nurmagomedov favored to stay unbeaten... 