LAS VEGAS, NEVADA – In a masterful performance that displayed his impressive and effective volume punching as well as relentless breakdown to the body of his opponent, San Mateo Atenco, Mexico’s undefeated knockout machine William “El Camarón” Zepeda (30-0, 26 KOs) stopped the valiant former IBO World Champion Maxi “Maximus” Hughes (26-7-2, 5 KOs) of Yorkshire, UK.