By Rene Perez

The final press conference took place for Saturday's championship doublheader at the StubHub Center in Carson, California - which Showtime Championship Boxing will televise. In the main event, Abner Mares will make the first defense of his WBC featherweight championship against former beltholder Jhonny Gonzalez. In the televised co-feature, undefeated mandatory contender Leo Santa Cruz will challenge WBC super bantamweight champion Victor Terrazas.