March's 5 best boxing fights, ranked: Keith Thurman's tall order, plus IBF's Zuffa dilemma and more

Jai Opetaia vs. Brandon Glanton isn’t going to be a reincarnation of Marvin Hagler vs. Tommy Hearns, but with a Zuffa title on the line for the first time — as well as Jai Opetaia’s IBF cruiserweight ...