The scales have been tipped inside the impressive Arena Monterrey for Saturday night’s WBC lightweight championship bout between champion Edwin Valero (26-0, 26KO) of Venezuela and Tijuana’s Antonio DeMarco (23-1-1, 17KO).  On the undercard, Marvin Quintero (18-2, 14KO) and Juan Pablo “CheChe” Lopez (14-0, 13KO), both of Tijuana, will also be making an appearance. Edwin [...]