UFC 125
UFC 125: Resolution was a mixed martial arts event held by the Ultimate Fighting Championship on January 1, 2011 at the MGM Grand Garden Arena in Las Vegas, Nevada, United States.
Background
On October 26, 2010, Shane Carwin had to pull out of his fight with Roy Nelson due to a back injury that required surgery. Nelson was then pulled from the card altogether.
On October 28, 2010, UFC president Dana White announced that World Extreme Cagefighting (WEC) would merge with the UFC and that WEC Featherweight Champion Jose Aldo would be promoted to UFC Featherweight Champion. Josh Grispi was pulled from a planned WEC 52 bout with Erik Koch to challenge Aldo for the Featherweight title at this event.However, Aldo was later forced off the card with an injury.Grispi remained on the card and fought Dustin Poirier.
A lightweight bout between Cole Miller and Matt Wiman, which was originally scheduled to take place at this event, was moved to UFC: Fight For The Troops 2.
UFC 125 preliminary fights were shown live for the first time on Ion Television in the United States.The preliminary fights were shown live in the United Kingdom on ESPN, Rogers Sportsnet in Canada and Fuel TV in Australia.
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Frankie Edgar vs Gray Maynard
13-1-1 Record 11-0-1, 1NC 5' 6" Height 5' 8" 155lbs (70kg) Weight 155lbs (70kg) 72 Reach 
Lightweight Championship bout: Edgar and Maynard fought to a split draw (46-48, 48-46, 47-47). -
Chris Leben vs Brian Stann
21-7-0 Record 10-3-0 5' 11" Height 6' 1" 185lbs (84kg) Weight 185lbs (84kg) 73 Reach 
Middleweight bout: Stann defeated Leben via TKO (strikes) 3:37 of round 1. -
Brandon Vera vs Thiago Silva
11-6-0 Record 15-2-0 6' 2" Height 6' 1" 205lbs (93kg) Weight 205lbs (93kg) Reach 
Light Heavyweight bout: Silva defeated Vera via unanimous decision (30-26, 30-27, 30-27). -
Nate Diaz vs Dong Hyun Kim
13-6-0 Record 14-0-1, 1NC 6' 0" Height 6' 1" 170lbs (77kg) Weight 170lbs (77kg) 76 Reach 
Welterweight bout: Kim defeated Diaz via unanimous decision (29-28, 29-28, 29-28). -
Clay Guida vs Takanori Gomi
28-8-0 Record 32-7-0, 1NC 5' 7" Height 5' 8" 155lbs (70kg) Weight 155lbs (70kg) Reach 70 
Lightweight bout: Guida defeated Gomi via submission (guillotine choke) at 4:27 of round 2. -
Marcus Davis vs Jeremy Stephens
22-9-0 Record 19-6-0 5' 10" Height 5' 9" 155lbs (70kg) Weight 155lbs (70kg) 70 Reach 
Lightweight bout: Stephens defeated Davis via KO (punch) at 2:33 of round 3. -
Josh Grispi vs Dustin Poirier
14-2-0 Record 9-1-0 5' 11" Height 5' 9" 145lbs (65kg) Weight 145lbs (65kg) Reach 
Featherweight bout: Poirier defeated Grispi via unanimous decision (30-27, 30-27, 30-27). -
Phil Baroni vs Brad Tavares
13-13-0 Record 6-1-0 5' 9" Height 6' 1" 185lbs (84kg) Weight 185lbs (84kg) 72 Reach 
Middleweight bout: Tavares defeated Baroni via TKO (strikes) at 4:20 of round 1. This bout aired last on the PPV broadcast following the Roberts vs. Soto fight. -
Mike Brown vs Diego Nunes
24-8-0 Record 16-1-0 5' 6" Height 5' 6" 145lbs (65kg) Weight 145lbs (65kg) Reach 
Featherweight bout: Nunes defeated Brown via split decision (29-28, 29-28, 28-29). -
Daniel Roberts vs Greg Soto
12-1-0 Record 8-2-0 5' 10" Height 5' 11" 170lbs (77kg) Weight 170lbs (77kg) Reach 
Welterweight bout: Roberts defeated Soto via submission (kimura) at 3:45 of round 1. This bout aired on the PPV broadcast following the Edgar vs. Maynard fight. -
Jacob Volkmann vs Antonio McKee
12-2-0 Record 25-4-2 5' 9" Height 5' 8" 155lbs (70kg) Weight 155lbs (70kg) Reach 
Lightweight bout: Volkmann defeated McKee via split decision (29-28, 29-28, 28-29).
Fight of the Night: Frankie Edgar vs. Gray Maynard
Knockout of the Night: Jeremy Stephens
Submission of the Night: Clay Guida
