Amanda Serrano stops Dahiana Santana in 8th round to win world title in 5th weight class
Amanda Serrano dominates Santana who spent the last 4-5 rounds on her bicycle or getting the stuffing beat out of her. Ref finally steps in to stop it in the 8th. Serrano becomes the first woman to win world titles in 5 weight classes and she does it on TV. Awesome!









