UFC 166 goes down from the Toyota Center in Houston.

In the main event Cain Velasquez will look to defend his heavyweight title against former champ Junior dos Santos. Another heavyweight battle goes down in the co-main event as Daniel Cormier takes on Roy Nelson.

UFC 166: Velasquez vs dos Santos Quick Results

Check out full UFC 166 results below beginning at approximately 3pm PT/6pm ET.

MAIN CARD (PPV 7pm PT/10pm ET)

Cain Velasquez def. Junior dos Santos via TKO at 3:09 of Round 5
Daniel Cormier def. Roy Nelson via Unanimous Decision (30-27, 30-27, 30-27)
Gilbert Melendez def. Diego Sanchez via Unanimous Decision (29-28, 30-27, 29-28)
Gabriel Gonzaga def. Shawn Jordan via Knockout (Punches) at 1:33 of Round 1
John Dodson def. Darrell Montague via Knockout (Punches) at 4:13 of Round 1

PRELIMINARY CARD (FOX Sports 1 5pm PT/8pm ET)

Tim Boetsch def. C.B. Dollaway via Split Decision (30-26, 29-27, 30-26)
Hector Lombard def. Nate Marquardt via Knockout (Punches) at 1:48 of Round 1
Jessica Eye def. Sarah Kaufman via Split Decision (29-28,  28-29, 29-28)
K.J. Noons def. George Sotiropoulos via Unanimous Decision (29-28, 29-28, 30-27)

PRELIMINARY CARD (Facebook 3pm PT/6pm ET)

Adlan Amagov def. T.J. Waldburger via Knockout (Punches) at 3:45 of Round 1
Tony Ferguson def. Mike Rio via Submission (D’arce Choke) at 1:52 of Round 1
Andre Fili def. Jeremy Larsen via TKO (Punches) at 0:53 of Round 2
Kyogi Horiguchi def. Dustin Pague via TKO (Punches) at 3:51 of Round 2

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