UFC head honcho Dana White has a new boxing promotion company, Zuffa Boxing, and this weekend, Jai Opetaia and Brandon Glanton will meet in the ring for the fourth numbered fight of the franchise.

The biggest signing yet for Zuffa Boxing takes the main stage on Sunday when the world's consensus top cruiserweight, Jai Opetaia, makes his promotional debut against power-punching Brandon Glanton in ...