WBO bantamweight champion John Riel Casimero 30-4 (21) has laid down the gauntlet to Guillermo Rigondeaux 20-1 (13) ahead of their clash at Dignity Health Sports Park in Carson, California on Saturday night. The 32-year-old Filipino champion warned Rigondeaux he may not last three rounds. “This is a very good fight on August 14,” Casimero […]

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