Watch one of the biggest upsets in MMA history as Fabricio Werdum takes on Fedor Emelianenko at Strikeforce: Fedor vs. Werdum in this segment of UFC Now, episode 117. Also, watch the first round between Werdum and Minotauro Nogueira at UFC on FUEL 10. In the second segement of UFC Now, episode 117, Kenny Florian, Brendan Schaub and Daniel Cormier discuss the top heavyweights in the UFC and also list their top five greatest comebacks in UFC history. Also, watch the complete fight between heavyweights Travis Browne and Alistair Overeem. In the first segment of UFC Now, episode 117, UFC heavyweight Brendan Schaub and light heavyweight Daniel Cormier join Kenny Florian to discuss the Russian Sambo fighting style and its impact on the UFC. Also, see the fighting style in action as Khabib Nurmagomedov takes on Pat Healy at UFC 165. Kenny Florian, Daniel Cormier and Brendan Schaub weigh in with their opinions on Travis Browne and the overall toughness of Hawaiian fighters in this segment of UFC Now, episode 117. Then watch the complete fight between Travis Browne and Josh Barnett at UFC 168. Watch the exciting conclusion of the bout between Fabricio Werdum and Minotauro Nogueira in this final segment of UFC Now, episode 117.