By Rafael Soto
Los Mochis, Sin. - Rodrigo Guerrero and Juan Carlos Sanchez faced off at Zanfer's final press which took place in Los Mochis, Sinaloa, where on Saturday a night of boxing will be televised by TV Azteca. Guerrero (16-3-1, 10 KOs) will make the first defense of his super flyweight championship of the International Boxing Federation (IBF) against Sanchez (14-2-1, 8 KOs). In his most recent bout, Guerrero became world champion by winning a technical decision over six rounds against Texan Raul "Cobra" Martinez in October 2011 in Tijuana.