Nielsen Media Research figures released Wednesday indicated an average audience of 1,536,000 watched Rosario stop Williams in the fifth round of a main event FOX aired from Williams’ hometown of Philadelphia. A peak audience of 1,565,000 tuned in to see Rosario beat Williams, who was consistently listed as at least a 30-1 favorite to win their scheduled 12-round fight for the IBF, IBO and WBA junior middleweight championships.