Round 1 - Referee Steve Mazzagatti in the cage for this bantamweight fight, the night's final Facebook bout. Traditional stances as both bob and look for an opening. Duran misses with a front kick, and Viana punches quickly over the top. Duran pawing from distance, but Viana unleashes a leaping punch that drops his opponent. He pounces, but Duran pops up. Big right hand lands again. Left scores, too. Duran with heart, and he waves Viana in for more. The Brazilian does push in, but a clinch slows things down early. Big bombs from Viana to start. He finally pulls away to reset. Duran clipped with another right. Duran circles against the cage, but he is a step behind and not measuring the distance well. Viana might have let him off the hook, and he's slowing down a bit - until another right hand drops Duran. Wow. Duran climbs right back up, fighting through hammerfists to get there. One minute left, and Viana finally seals the deal with another crushing right. Punishing work from Viana. Hugo Viana def. Reuben Duran via TKO (punches) - Round 1, 4:05.