Óscar Collazo retains minimumweight crown with knockout – World Boxing Association
Puerto Rican world champion Óscar “El Pupilo†Collazo (13-0, 10 KOs) reaffirmed his dominance at 105 pounds, scoring a seventh-round technical knockout over the Philippines’ Jayson “Striker†Vayson (14-2-1, 8 KOs) in the main event on September 20 at the Fantasy Springs Resort & Casino in Indio, California. With the victory, Collazo retained his WBA…
