Nick Diaz

UFC welterweight champion Georges St-Pierre battered opponent Nick Diaz for five rounds to clinch an asymmetrical unanimous decision at UFC 158.

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Former UFC welterweight contender Nick Diaz has been fined $79,500 for his post-UFC 143 failed drug test, instead of the original $60,000 fine.

Former Strikeforce welterweight champion and UFC title challenger Nick Diaz was suspended for a year on Monday and fined for his failed drug test at UFC 143.

The last time the UFC held a pay-per-view in Las Vegas, UFC 143, we were treated to this gem between Carlos Condit and Nick Diaz. Will we get another killer main event Saturday at …

HeavyMMA’s mixed martial arts rankings are back this week with a look at the welterweight division, which has its top two fighters, Georges St-Pierre and Carlos Condit, waiting for…

HeavyMMA’s Duane Finley takes a look inside the UFC’s ever-changing welterweight division – where Georges St-Pierre was once as close to a lock as anyone in MMA.

UFC 143, which featured a welterweight interim title bout between Carlos Condit and Nick Diaz, drew 9,005 fans for a live gate of just under $2.4 million.

Nick Diaz tested positive for marijuana metabolites following his UFC 143 five-round loss to Carlos Condit on Saturday – the fighter’s second positive test in Nevada.

That didn’t take long. The fallout from Saturday’s UFC 143 main event between Carlos Condit and Nick Diaz now will apparently include a rematch.

Nick Diaz took home a paycheck for $200,000 for his five-round loss to Carlos Condit in the main event of UFC 143 on Saturday. Condit made $110,000 for the win.

HeavyMMA’s Duane Finley takes a look back at Saturday’s UFC 143 card in our new Monday Water Cooler feature.