Former UFC middleweight champion Anderson Silva gifted Chael Sonnen a rose at a staredown before their third fight, which will take place under the rules of boxing on June 15 in Sao Paulo, Brazil.
Silva and Sonnen have had two fights under MMA rules. Their first bout, which took place in August 2010 at UFC 117, ended in Anderson's favor with a fifth-round submission.
Silva and Sonnen met for the second time in the octagon in July 2012 at UFC 148. Anderson won by technical knockout in the second round. Silva has 34 wins and 11 losses in mixed martial arts, with one more fight ruled a no contest. Sonnen has 31 wins, 17 losses and one draw.