Just a few weekends ago, boxing fans and promoters were reminded of the risks of scheduling popular fighters in tune-up fights prior to matching them against each other. On Saturday, Caleb Plant and Jermall Charlo will look to avoid the pitfalls faced by Devin Haney and Ryan Garcia with the intent to make a big showdown later this year.

May has been a month of major upsets in boxing — and Armando Resendiz's shocking victory over Caleb Plant may be the biggest of them all.

Jermall Charlo, who grew up in Alief, returned to boxing and stopped Thomas "Cornflake" LaManna, but his future bout with Caleb Plant was wrecked by an upset.