Yair Benjamin Gallardo-Lozano

Newly-crowned WBO minimumweight champion Oscar Collazo makes the first defense of his belt against Filipino contender Garen Diagan at Coliseo Roberto Clemente in San Juan, Puerto Rico.

Undefeated minimumweight Oscar Collazo (9-0) returns for his second fight of 2024, taking on Gerardo Zapata (14-1-1). With Collazo putting his WBO title on the line once again, can he make a third defence of his world title?