Yordenis Ugas def. Thomas Dulorme via unanimous decision (94-91, 93-92, 93-92)
Interest in Mayweather vs. McGregor led to prelims doing about double what a usual boxing main card does on FOX.
Watch Mayweather vs. McGregor live stream online for the main card from Las Vegas on Saturday night.
Get Mayweather vs. McGregor start time, TV schedule for Floyd Mayweather vs. Conor McGregor event Saturday in Las Vegas.