Nick Parkinson May 28, 2026, 07:44 AM ET Close Reports on boxing for ESPN.com and has been covering British boxing for over 25 years. Some of boxing's biggest names and top rising contenders will be in action around the world Saturday in a series of significant fights. While champions Dmitry Bivol and Amanda Serrano aim to reinforce their dominance in world title defenses, others such as rising junior welterweight Adam Azim are looking to prove they belong among the sport's elite. Francisco Rodriguez Jr. controversially fights in a flyweight title eliminator, and O'Shaquie Foster and Raymond Ford face off after an acrimonious build-up to their fight. And what a story it would be if Hall of Famer Holly Holm wins a world title at 44 years old when she faces WBA lightweight champion Stephanie Han in a rematch ( ESPN, 8 p.m. ET ). ESPN picks out six of the best contests happening on fight cards from Texas to Russia. All odds by DraftKings Sportsbook . 1. Stephanie Han (-425) vs.…