Collazo delivered a masterclass and retained his crown against Haro – World Boxing Association
Puerto Rico’s Oscar “El Pupilo” Collazo once again proved why he stands as the undisputed king at 105 pounds, successfully defending his WBA Super World Championship. In a display of relentless, systematic punishment, Collazo forced the corner of Jesús “Chiquito” Haro to throw in the towel before the start of the seventh round, sealing a …