Toshiaki Nishioka beats Rafael Marquez

LAS VEGAS -- Japan's Toshiaki Nishioka successfully defended his WBC super bantamweight title, unanimously outpointing Rafael Marquez on Saturday night at the MGM Grand.

Nishioka improved to 39-4-3 in his sixth title defense, receiving winning scores of 117-111, 116-112 and 115-113 from the judges. Marquez dropped to 40-7.

On the undercard, Ramon Gonzalez retained his WBA light flyweight title by stopping Omar Soto at 36 seconds of the second round. Gonzalez improved to 30-0 with his 25th knockout, flooring Soto (22-9-1) with a left to the chin.