Isaac “Pitbull” Cruz knocked out Nestor Bravo in the sixth round Saturday night, retaining his WBC interim light welterweight title at Pechanga Arena in San Diego. A clean left hook dropped Bravo onto his backside, where he remained as the referee completed the count.
The ending followed five rounds of punishment, holding and repeated fouls. Cruz (29-3-2, 19 KOs) attacked immediately and dropped Bravo with a left hook in the opening round. Bravo survived the follow-up barrage largely by grabbing Cruz whenever the champion moved within punching range.
Referee Thomas Taylor repeatedly warned Bravo about holding before deducting a point in


