Boxing legend Mike Tyson is wary of Terence Crawford moving up two weight divisions to face unified super middleweight champion Saul 'Canelo' Alvarez. It was confirmed last week that Alvarez had signed a four-fight deal with Riyadh Season with one of the bouts being against Crawford in September.

Crawford as part of a wide-ranging interview, also discussing his comeback fight in Australia against Brock Jarvis, among other subjects.

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.