Jon Jones glad to be fighting in same era as McGregor (1:21)

CM Punk on his transition to MMA

Former WWE wrestler CM Punk weighs in on making the transition over to UFC, what (if anything) about his showmanship will be different, his relationship with other fighters who have transitioned to MMA and more.

CM Punk details the only reason he would wrestle again (1:21)
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2dBrett Okamoto

USADA bans UFC's Penn 6 months for IV infusion

The USADA has suspended UFC veteran B.J. Penn for six months because of the 37-year-old's unauthorized use of an intravenous infusion in March.

Rod Mar for ESPN

Jones steamed over ref choice for UFC 200 bout

Jon Jones has criticized the Nevada Athletic Commission for assigning referee John McCarthy to officiate his light heavyweight title bout against Daniel Cormier next month at UFC 200.

Josh Hedges/Zuffa LLC/Zuffa LLC/Getty Images

What was the best fight in UFC ever?

UFC president Dana White joins a flurry of current stars, such as Daniel Cormier, Dominick Cruz and Luke Rockhold, to cast a vote for the best fight in UFC history.

Ed Mulholland for ESPN
13hBrett Okamoto

Chiesa (back) out of UFC clash with Ferguson

Michael Chiesa has suffered a back injury, forcing him to pull out of a highly anticipated bout against Tony Ferguson on the UFC Fight Night card July 13.

Dave Mandel/Sherdog.com

ESPN3 replay: Bellator 157

Watch an ESPN Deportes broadcast Quinton "Rampage" Jackson's catchweight bout against Satoshi Ishii in the main event of Bellator 157 in St. Louis, Missouri.

Michael Chandler claims title with one-punch KO (0:49)
Mitrione takes a hit but finishes Seumanutafa (0:57)
VanZant excited for next fight (0:46)
Rampage regrets 2008 KO aftermath vs. Wanderlei (2:02)
Edgar: "Slim to none" on McGregor defending belt (0:29)
Stipe Miocic excited to be part of Cavs' parade (1:22)
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6dEric Tamiso

Jackson makes his return to Bellator

Quinton "Rampage" Jackson returns to the Bellator MMA cage to face Satoshi Ishii on Friday, and he's promising a one-sided victory.

Sonnen: Speed is key to Alvarez upset vs. RdA (1:27)
Top 4 fights from UFC Fight Night (1:22)
Chidi Njokuani's quick body kick leads to KO (0:45)
11dBrett Okamoto

Fedor survives 1st, edges Maldonado by decision

After barely surviving a first-round onslaught, a bloodied Fedor Emelianenko recovered to defeat Fabio Maldonado by majority decision Friday at an EFN-promoted event in St. Petersburg, Russia.

Cormier: I learned a lot from loss to Jones (1:48)


UFC @ufc

"I want to make sure my opponents are always quality & they're the best. That's how I tell people I'm the best in the world" @Ealvarezfight

'Bones' glad to be in same era as McGregor

Jon "Bones" Jones joined SportsNation to share his thoughts on Conor McGregor and how comfortable he is sharing the spotlight with him.