By Miguel Rivera
A week after his arrival to the mountains of Big Bear, California, Mexican champion Saul Alvarez began his sparring sessions. The ruler of the junior middleweight division, under the World Boxing Council, is preparing to address the most important battle of his successful career. He faces former three division champion Shane Mosley on May 5 in Las Vegas. Canelo sparred for four rounds, with each round spanning five minutes, and he showed a lot of strength. Canelo is training in the cold enviorment under Chepo and Edison Reynoso.