By FCF Staff

Here are the results from tonight’s UFC Fight Night 51 card tonight in Brasilia, Brazil, which saw Andrei Arlovski score an upset KO victory over “Bigfoot” Silva in the main event.

With the win, Arlovski has gone 2-0 since returning to the UFC and improves his record to 23-10. Arlovski and Silva fought before in 2010, and in that bout, the latter won via unanimous decision.

UFC FN 51

Andrei Arlovski def. Antonio Silva via KO (punches) R1, 2:59

Gleison Tibau def. Piotr Hallmann via split decision

Leonardo Santos def. Efrain Escudero via unanimous decision

Santiago Ponzinibbio def. Wendell Oliveira via TKO (punches) R1, 1:20

Iuri Alcantara def. Russell Doane via unanimous decision

Jessica Andrade def. Larissa Moreira Pacheco via submission (guillotine choke) R1, 4:33

Godofredo Pepey def. Dashon Johnson via submission (armbar) R1, 4:29

George Sullivan def. Igor Araujo via knockout (punches) R 2, 2:31

Francisco Trinaldo def. Leandro Silva via unanimous decision

Sean Spencer def. Paulo Thiago via unanimous decision

Rani Yahya def. Johnny Bedford via submission (kimura) R2, 2:04