Canelo Alvarez vs. Terence Crawford could be boxing's biggest fight of the past decade, but several hurdles must be cleared before two of this era's greatest fighters collide.

Canelo Álvarez and Terence Crawford have reached a tentative agreement for a September fight, according to The Ring's Keith Idec. The two are expected to

Canelo Alvarez and Terence Crawford have agreed to fight, a potential blockbuster when two of the sport's top boxers face off later this year.