So you want to know how Canelo Alvarez stays at the top of the boxing world while making other fighters look like they picked up the sport last Tuesday?

Canelo Alvarez is one of the best pound-for-pound boxers in the world. Throughout his career, the Mexican has faced superstars like Floyd Mayweather, Miguel Cotto, Shane Mosley, and more.

He [Canelo] has to be the bull because I think he's fighting somebody faster, more athletic. Whatever that he is doing, he has to be better at that than any other night in his life.

Alvarez, who is training in his hometown of Guadalajara, Mexico, was tested on Feb. 17 and Feb. 20, and one of the tests came back positive for trace amounts of clenbuterol, Golden Boy Promotions ...