If James Johnson was not paid to play basketball he would spend his time doling out punishment in a cage or ring as a professional fighter.

Nick Diaz tested positive for marijuana following his UFC 143 bout vs. Carlos Condit, the Nevada State Athletic Commission said Thursday.

UFC welterweight champion Georges St-Pierre discusses his rehab and when he expects to return to the Octagon.

Donald Cerrone is set to fight Yves Edwards at UFC on FX 3 and some Twitter bonuses were handed out to fighters.

New UFC interim welterweight champ Carlos Condit has accepted the challenge from Nick Diaz for a rematch, according to president Dana White.

The Bellator Fighting Championships are coming to Windsor, with Douglas Lima taking on welterweight champion Ben Askren at Bellator 64.

Two dynamic featherweight matchups have been added to UFC on FUEL TV 2 and a top welterweight prospect is set to return to the Octagon.

The UFC has confirmed that light-heavyweight champion Jon "Bones" Jones will face former title-holder Rashad Evans at UFC 145 in Atlanta.

Showdown Joe gives his MMA rankings for February 2012, following the big Super Bowl-weekend show in Las Vegas.

Anderson Silva has verbally agreed to a rematch with Chael Sonnen in Brazil in June, according to UFC president Dana White.

Injured UFC champion Georges St-Pierre knows he will likely face interim welterweight title holder Carlos Condit, but still wants Nick Diaz.

Taking a look at what went down in Las Vegas as well as all the latest headlines coming out of UFC 143.

Carlos Condit ruined the welterweight fight the world wanted to see, and might have just retired MMA bad boy Nick Diaz in the process.

Bouts against B.J. Penn, Georges St-Pierre, and Josh Koscheck have fallen through for Carlos Condit but he's ready for Nick Diaz at UFC 143.

Mike Pierce wore a curly blond wig while waiting to pose with opponent Josh Koscheck at Friday's weigh-in and Dana White had to intervene.

Georges St-Pierre is eager to see who wins the UFC 143 main event Saturday. Getting in the cage to confront the winner, not so much.

When Josh Koscheck was left without an opponent for Saturday's UFC 143, Mike Pierce saw an opportunity for himself and the fans.

Showdown Joe goes 1-on-1 with undefeated kickboxer Stephen (Wonderboy) Thompson, who has a GSP connection and makes his UFC debut Saturday.

UFC champion Georges St-Pierre gives his latest thoughts on Saturday's UFC 143, where he is still hoping Diaz will emerge victorious.

For once Josh Koscheck isn't doing all the talking. But as opponent Mike Pierce kept firing shots, the seasoned trash-talker had to respond.

The lifestyle of a mixed martial artist is hectic, but UFC featherweight Mark Hominick juggles fighting and fatherhood with pride.

As far as former Strikeforce welterweight Nick Diaz is concerned, he's the normal one, and his UFC brethren are the crazy ones.

Montreal middleweight David (The Crow) Loiseau is set to star in a 13-episode reality series called "Crowtime" about the life of a fighter.

Looking to keep the kids busy in the basement? The Maximum Fighting Championship has a ring to sell you for the low, low price of US$19,500.

MFC president Mark Pavelich gives his thoughts on the future of the promotion, including the retirement of the ring, the release of fighters and 2012 plans.

UFC welterweight champion Georges St-Pierre doesn't like Nick Diaz, but that won't stop him from cheering for him on Saturday at UFC 143.

The UFC's No. 1 heavyweight contender Alistair Overeem has been charged with one count of misdemeanor battery.

Showdown Joe gives his first MMA rankings of 2012, with a small shakeup in the middleweight division.

Showdown Joe breaks down the UFC on Fox 2 event and looks ahead to the Chael Sonnen vs. Anderson Silva rematch this summer.

Recapping all the fights from Saturday night and looking forward to UFC 143 in Las Vegas.

Rashad Evans unanimously outpointed fellow former Big Ten wrestler Phil Davis in a five-round light heavyweight fight at UFC Chicago.

Brash English middleweight Michael Bisping isn't feeling any pressure heading into his fight against Chael Sonnen in Chicago on Saturday.

Wilson Gouveia snapped a 3-fight losing streak, beating Fort McMurray's Dwayne Lewis by TKO in the main event of MFC 32 Friday in Edmonton.

Despite a lot of trash talk, there was no confrontation between Rashad Evans and Phil Davis at the UFC on FOX 2 weigh-ins.

When UFC heavyweight Mike Russow isn't fighting in a cage, the full-time police officer fights crime in Chicago.

Computer hackers have targeted UFC president Dana White, posting personal information about him online due to his support of SOPA.

Get to know the real Chael Sonnen as the UFC middleweight answers all the questions you don’t normally hear.

MFC lightweight champion Antonio McKee came in seven pounds overweight ahead of his MFC 32 title defence and was stripped of his belt.

Former UFC light-heavyweight champion Rashad Evans says that he is "the shark" and his upcoming opponent Phil Davis "is in deep water."

After nearly a year on the sidelines, Dwayne Lewis is set to return and unleash some pent-up frustration Friday on Wilson Gouveia at MFC 32.

Middleweight contender Chael Sonnen brought his own championship belt to a UFC news conference Thursday.

Canadian fighter Ryan (The Kid) McGillvray won't be deterred by a broken nose, injured during a routine sparring session last July.

Canadian Jason (The Athlete) MacDonald will take on (Filthy) Tom Lawlor at a UFC event in Fairfax, Va., on May 15, sources told Sportsnet.

Canadian Mitch Gagnon's UFC debut has been put on hold. His bout was pulled from Saturday's card after he was unable to get a work visa.

Lightweight Jim Miller, coming off a submission win over Melvin (The Young Assassin) Guillard, will face Nate Diaz next.

A light-heavyweight matchup between Gegard Mousasi and Mike Kyle has been announced for Strikeforce: Tate vs. Rousey on March 3.

THQ predicts the winner of Saturday's Rashad Evans vs. Phil Davis bout using simulation in its upcoming UFC Undisputed 3 video game release.

Showdown Joe recaps this past week's events, previews the big card on Saturday night, and has Canadian Rory Macdonald in studio.

Watch UFC on FOX main card NOW on Sportsnet East, Ontario, West and Pacific. Also, follow live fight results here.

Dana White said Georges St-Pierre is so motivated by "hate" for Nick Diaz that he may return to the cage to fight him sooner than expected.

Jim Miller defeated Melvin Guillard on Friday night by rear naked choke in the first round of the main event of UFC on FX 1 in Nashville.

Ottawa's Nick Denis knocked out Joseph Sandoval with standing elbows to the head at 0:22 of the first round of his UFC debut Friday.

Chael Sonnen believes an anticipated rematch vs. Anderson Silva will never happen. In fact, he doesn't think Silva will ever fight again.

The UFC announced Friday it would not overturn a controversial disqualification handed out to Erick Silva at UFC 143.

Melvin Guillard looks to get back on the winning track against fellow lightweight Jim Miller in the main event at UFC on FX.

Canadian welterweight Nordine Taleb signed with Bellator Fighting Championship on Thursday.

MMA fighter Michael (Iron Mike) Whitehead faces prison time following an attempted sexual assault at his home in April 2010.

Get to know Melvin Guillard ahead of his UFC on FX 1 headlining fight against Jim Miller Friday on Sportsnet ONE.

Watch UFC on FX 1: Guillard vs. Miller live on Sportsnet ONE and follow live results. Two-hour main card on NOW.

Canadian bantamweight Mitch Gagnon will make his UFC debut against TUF 14 veteran Johnny Bedford in Chicago on Jan. 28.

Bellator featherweight champion Joe Warren is set to defend his 145-pound title against Pat Curran in the main event at Bellator 60.

Mark Munoz is injured and is out of his fight against Chael Sonnen and will be replaced by Michael Bisping on the UFC on FOX show Jan. 28.

The UFC has shelved its March trip to Montreal due to "scheduling concerns" and an uncertainty to be able to deliver a "championship-level card."

Canadian doping expert Dick Pound believes a new drug test plan announced by the UFC and Strikeforce is useless and just a political decoy.

Looking back at all the action at UFC 142 in Brazil, as well as a preview of Friday's UFC on FX 1 as Mark Bocek joins Showdown Joe.

Former Strikeforce light-heavyweight champion Muhammed (King Mo) Lawal has tested positive for an anabolic steroid.

Even though Georges St-Pierre doesn't like Nick Diaz, he wants him to beat Carlos Condit and win the UFC interim welterweight title.

Suspended Cristiane (Cyborg) Santos claims she unknowingly ingested banned substances from a dietary supplement ahead of her Dec. 17 bout.

This week on UFC CENTRAL "Showdown" recaps all the action from UFC 142, all you need to know about Melvin Guillard and Bocek's thoughts.

In his first fight since the loss of his Shawn Tompkins, Sam Stout lost a close unanimous decision to Brazilian Thiago Tavares at UFC 142.

UFC president Dana White confirmed the organization's next trip to Brazil will be in Sao Paulo sometime in June, and likely in a stadium.

Jose Aldo stopped Chad Mendes with one devastating knee to the head with a second left in the first round Saturday night.

Despite Anthony Johnson coming in 12 pounds overweight for his UFC 142 middleweight bout against Vitor Belfort, the fight will go on.

Kenny Florian's mixed martial arts career could be coming to an end due to a lingering back injury.

In what was supposed to be his middleweight debut, Anthony Johnson missed weight by 11 pounds Friday for his UFC 142 bout vs. Vitor Belfort.

Canadian Ryan Jimmo suffered an ankle injury in training and has been forced to withdraw from his UFC debut.

Fighters make their picks on who they think will walk away with the featherweight title Saturday at UFC 142 in Rio.

Canadian John Makdessi is set to take on fellow lightweight striker Anthony Njokuani at UFC 145 at the Bell Centre in Montreal on March 24.

There will be a lot more Rumble in the Octagon than we're used to seeing at UFC 142, as Anthony Johnson makes his middleweight debut.

Chad Mendes looks to remain unbeaten at UFC 142 against featherweight champion Jose Aldo, who has won 13 straight since 2005.

The first UFC event in Sweden will be headlined by the country's biggest MMA star, as Alexander Gustafsson will fight Antonio Rogerio Nogueira.

Sam Stout returns to the cage Saturday night at UFC 142 for the first time since his coach, Shawn Tompkins, died unexpectedly in August.

Ken Reid steps in again for vacationing Showdown Joe and previews UFC 142: Aldo vs. Mendes as well as the latest on B.J. Penn.