Canelo-GGG 2 undercard: Munguia-Cook, Lemieux-O'Sullivan & Gonzalez-Fuentes

By Dan Ambrose: WBO junior middleweight champion Jaime Munguia will be facing Brandon Cook on the undercard of Saul Canelo Alvarez vs. Gennady Golovkin on September 15 on HBO at the T-Mobile Arena in Las Vegas, Nevada.