Claressa Shields fires back at Laila Ali’s comments, claiming Ali is jealous of her success and challenging her legacy in a new boxing feud.

Claressa Shields is the undisputed world heavyweight champion of women’s boxing. The self-proclaimed “Greatest Woman Of All-Time” has backed up her moniker without zero doubt. I first learned of Shields because of a verbal back-and-forth that came about with boxing legend Laila Ali back in 2012.