Former MMA champions Antonio Silva and Fabricio Werdum are both what South American nationality?
Antônio Silva (fighter) Antônio Carlos Silva (born September 14, 1979) is a Brazilian mixed martial artist who formerly competed in the heavyweight division of the UFC. He is a former EliteXC Heavyweight Champion, a former Cage Rage World Heavyweight Champion and a former Cage Warriors Super Heavyweight Champion. He has also competed for K-1 Hero's, BodogFIGHT, Strikeforce and World Victory Road. Known for being one of the five men (along with Tsuyoshi Kohsaka, Fabrício Werdum, Dan Henderson, and Matt Mitrione) to defeat Fedor Emelianenko in mixed martial arts competition.
Acelino Freitas Acelino "Popó" Freitas (] ; born September 21, 1975) is a Brazilian politician and professional boxer. In the sport, he is a former WBO and WBA (Super) super featherweight champion, as well as a two-time WBO lightweight champion. After retiring from boxing, Freitas went into politics, and was elected as a legislator for the state of Bahia, from 2011 to 2014.