Mike Tyson has criticized Terence Crawford’s decision to fight Canelo Alvarez. Crawford is chasing history by moving up to 168 pounds in order to try to become undisputed in a third weight class. That requires him to jump up two weight divisions from 154 pounds.

One day, the mega-fight between Canelo Alvarez and Terence Crawford is on; the next day, it’s off. The latest update indicates there's been a significant snag.

BoxingScene learned that various social media accounts had learned that The Ring magazine had learned that a source had learned that the super-middleweight fight between Saul “Canelo” Alvarez and Terence Crawford was no longer happening on September