Ronda Rousey knocked out by Holly Holm in huge UFC upset <br />Holly Holm lays into Ronda Rousey during their UFC women's bantamweight championship bout during the UFC 193 event at Etihad Stadium on November 15, 2015 in Melbourne, Australia. <br />Story highlights <br />Ronda Rousey loses fight to rival at event in Australia <br />Kick in second round sent Rousey tumbling <br />Holly Holm is new world bantamweight champion <br />(CNN)In possibly the biggest upset in UFC history, Holly Holm has knocked out Ronda Rousey, the woman who claimed to be "the best fighter in the whole world."
