Filed under: AXS TV Fights , Featured , Featured Videos , News Zac Riley certainly made the most of his opportunity on a big stage against a notable opponent. On Friday’s RFA 34 main card, which aired on AXS TV from 1STBANK Center in Broomfield, Colo., bantamweight Riley (4-3),  who turned pro just two years ago,  upset 20-1 favorite and former UFC fighter  Hugo Viana (8-4) in one of the night’s most competitive bouts. Check out the highlights above. They also include  Bojan Velickovic ’s (13-3) welterweight title win over Benjamin Smith  (15-4) in th RFA 34 headliner, light heavyweight  Jeremy Kimball (11-5)’s dominant victory over Cody Mumma (8-2), and welterweight Brian Camozzi ’s (5-2) impressive promotional debut against  Tyler Milner (7-3). For more on RFA 34 , including a full event recap , check out the MMA Events  section of the site