Tag Archives: Carlos Negron

Former Olympian Carlos Negron will fight on September 12th “Undefeated Champions” pay per view card, presented by PR Best Boxing Promotions, at the Coliseo de Puerto Rico Jose Miguel Agrelot. World champions Ivan “Iron Boy” Calderon and Roman “Rocky” Martinez will defend their titles in the headlining bouts on the …

© PR Best Boxing Promotions WBO junior flyweight champion Ivan “Iron Boy” Calderon will defend his title in a rematch September 12 against dangerous Rodel Mayol on the “Undefeated Champions” card, presented by PR Best Boxing Promotions, in the Coliseo de Puerto Rico Jose Miguel Agrelot, that will also feature …

Integrated Sports announced today that it will distribute the September 12th “Undefeated Champions” pay per view event, featuring a pair of WBO title fights, live in the United States from the Coliseum of Puerto Rico in San Juan. WBO light flyweight champion Ivan “Iron Boy” Calderon (32-0-1, 6 KOs), headlines …