Canelo Alvarez returns to the ring to fight William Scull in Saudi Arabia with megafight against Terence Crawford looms.

Here's all you need to know about the undercard for Canelo Alvarez and William Scull's undisputed title fight on May 3 in Riyadh, Saudi Arabia.

Cruiserweight gold is on the line, a rematch looks to steal the show, and an entertaining heavyweight returns on the Canelo Alvarez vs. William Scull undercard. Here's a breakdown of all the action on the Canelo vs.