UFC Fight Night 83: Cowboy vs. Oliveria took place Sunday, February21st in Pittsburg, PA and featured a lightweight main event between Donald Cerrone and Alex Oliveira.

Main Card (Live on FOX Sports 1, 9:00 PM ET)

-Donald Cerrone defeated Alex Oliveria by Submission (Triangle Choke, Round 1, 2:33)

-Derek Brunson defeated Roan Carneiro by TKO (Punches, Round 1, 2:38)

-Cody Garbrandt defeated Augusto Mendes by Knockout (Punches, Round 1, 4:18)

-Dennis Bermudez defeated Tatsuya Kawajiri by Unanimous Decision (29-28, 29-28, 29-28)

-Chris Camozzi defeated Joe Riggs by TKO (Knees, Round 1, 0:26)

-James Krause defeated Shane Campbell by Unanimous Decision (29-28, 29-28, 29-28)

Preliminary Card (Live on FOX Sports 1, 7:00 PM ET)

-Sean Strickland defeated Alex Garcia by TKO (Punches, Round 3, 4:25)

-Oluwale Bamgbose defeated Daniel Sarafian by KO (Kick/Punches, Round 1, 1:00)

-Anthony Smith defeated Leonardo Augusto Guimaraes by Unanimous Decision (29-28, 29-28, 29-28)

-Nathan Coy defeated Jonavin Webb by Unanimous Decision (29-28, 29-28, 29-28)

Preliminary Bouts (Live on UFC Fight Pass, 5:15 PM ET)

-Ashlee Evans-Smith defeated Marion Reneau by Split Decision (30-27, 28-29, 29-28)

-Lauren Murphy defeated Kelly Faszholz by TKO (Strikes, Round 3, 4:55)

-Shamil Abdurakhimov defeated Anthony Hamilton by Unanimous Decision (30-27, 29-28, 29-28)