A welterweight bout between Donald Cerrone (29-7 MMA) and Alex Oliveira (14-3-1 MMA) served as the main event for tonight’s ‘UFC Fight Night 83’ card in Pittsburgh.

Round one begins and Cerrone lands a right hand to start. Oliveira clinches up and lands two good knees to the body. He presses Cerrone against the fence. Alex is working knees from the clinch but Cerrone forces the break. Oliveira with a shot to the body. Cerrone presses forward and tries to lock up with Alex. Oliveira shakes him off and lands a right hand. Cerrone shoots in and lands a takedown. He moves to half guards and presses forward in to mount. Cerrone rolls and locks up the triangle choke. It’s all over. Oliveira is forced to tap.

Donald Cerrone defeats Alex Oliveira via submission (triangle choke) at 2:33 of round one