UFC Holly Holm upsets Ronda Rousey, knocking out UFC bantamweight champion in second round By FoxSports Published November 15, 2015 1:00am EST | Updated November 15, 2015 1:50am EST {{#rendered}} {{/rendered}} MELBOURNE, Australia (AP) Holly Holm upsets Ronda Rousey, knocking out UFC bantamweight champion in second round.