Chris Weidman shocked the world and dethroned Anderson Silva's long reign over the middleweight division at UFC 162. Don't miss Weidman vs. Rockhold at UFC 194 on Dec. 12.

In one of the biggest upsets in the history of the sport, Chris Weidman burst on the scene in a big way when he KO'd the greatest of all time, Anderson Silva, at UFC 162. Weidman makes his third title defense against Vitor Belfort at UFC 187.

Featherweight contenders Cub Swanson and Dennis Siver exchange blows, both looking to land that perfect knockout punch. Swanson looks to keep his win streak alive as he takes on Frankie Edgar in the main event at UFC Fight Night Austin.

In one of the biggest upsets in UFC history, Chris Weidman knocked off the legend Anderson Silva when he caught him with an iconic left hook that ended the historic title reign of "The Spider." Weidman defends the title against Lyoto Machida at UFC 175.

Dana White talks about the upcoming UFC on FOX Sports 1: Shogun vs. Sonnen fight card and also takes the viewers behind the scenes of UFC 162.

Two of the final members of the Strikeforce roster to make their way to the Octagon, Roger Gracie and Tim Kennedy begin their UFC journey tonight, with their sights firmly set on one day challenging for the middleweight championship.

Watch 2 free prelims fights live on Saturday at 7/4PM ET/TP - Seth Baczynski vs Brian Melancon and Mike Pierce vs David Mitchell.

Middleweight champion Anderson Silva returns to Brazil to ready himself at home for the toughest test of his career; meanwhile, Long Island's Chris Weidman works day in and day out in the hopes of becoming the next UFC Middelweight champion.

While training for his UFC 119 fight versus Chris Lytle, the UFC followed Matt Serra for a video blog series that made an introduction to Chris Weidman. Six months later Weidman would join the UFC and 34 months later he would be champion.

Former champion Frankie Edgar has proven his durability and heart in seven straight five-round title fights. Now highly-technical Charles Oliveira will get three rounds to deliver on his potential and make a name for himself in the division.

Dana White's UFC 162 Vlog is a look behind the scenes from UFC 160.

UFC fighters provide candid analysis of the summer's biggest fight: Silva vs Weidman. No punches are pulled as they break down Chris Weidman's prospects for unseating Anderson Silva from his middleweight throne.

Anderson Silva is the greatest fighter to ever perform in the Octagon; Chris Weidman is the perfect man to end his reign. Watch what happens Saturday night at UFC 162: Silva vs. Weidman.

Reigning champion Anderson Silva took on fellow legend and countryman Vitor Belfort for the middleweight title at UFC 126. After months of tense rivalry, their fight ended in one of the most memorable finishes in UFC history.

Not content to be known as a jiu-jitsu specialist, UFC featherweight Charles Oliveira asked to fight the best. Now he'll need all of his skills to take on former champion Frankie Edgar.

After seven straight title fights, former UFC champion Frankie Edgar talks about what it means to have only fifteen minutes to get the job done.

UFC middleweight Mark Munoz recounts the bout that reshaped his career and his confidence - his UFC 138 main event war with Chris Leben.

Two men who've worn UFC gold - reigning middleweight king Anderson Silva and former lightweight champion Frankie Edgar - face dangerous opponents at UFC 162. Watch Chris Weidman challenge for the belt and Charles Oliveira push Frankie at featherweight.

Anderson Silva is the best there's ever been. Chris Weidman is the top contender for his title. What will happen when two masters of mixed martial arts bring their best to one another?

Undisputed takes on undefeated as middleweight champion Anderson Silva faces off against challenger Chris Weidman at UFC 162, July 6 in Las Vegas.

Two powerful featherweight strikers go to war at UFC 162 as Cub Swanson looks to use his precision to shut down Dennis Siver's unrelenting pace.

Chris Weidman recognizes the danger that Anderson Silva poses, but has every intention of moving forward and demanding respect from the champion.

In 2008, middleweight champion Anderson Silva moved up in weight to 205 to see if his power would still be a threat at light heavyweight. It was.

Every fighter has weak points and every fighter makes mistakes. On July 6, Anderson Silva plans to be the one who's shored up his weak points and capitalizes on Chris Weidman's mistakes.

Does the 9-0 Chris Weidman have UFC middleweight champion Anderson Silva's number? Find out at the UFC 162 summer blockbuster on Saturday, July 6th.

Charles Oliveira makes an extremely successful featherweight debut, submitting Eric Wisely with a calf slicer at UFC on FOX: Evans vs. Davis.

With only seconds left in the round, Chris Weidman uses a standing guillotine choke to submit Jesse Bongfeldt at UFC 131.