The UFC 153 drug tests have been returned and two different fighters tested positive for banned substances including main event fighter Stephan Bonnar.
After competing for nearly 11 years as a professional mixed martial artist, Stephan Bonnar is calling it quits.
"The American Psycho" has officially retired from MMA.
Stephan Bonnar, a fan favorite since his runner-up finish on the inaugural season of "The Ultimate Fighter," has called it quits a...
According to UFC President Dana White, Stephan Bonnar will be walking away from fighting and retiring from the sport.
Watch 'MMA Uncensored Live' tonight (Thursday) – featuring Daniel Cormier and Stephan Bonnar – at 11 pm ET on MMAWeekly.com.
Check out the video highlights of Anderson Silva's masterful UFC 153 performance en route to dropping Stephan Bonnar to the canvas.
Despite the persistent "Rocky" storylines heading into Saturday's UFC 153 event, the night's headliner played out like so many folks predicted: UFC middleweight Anderson Silva shut down heav...
Anderson Silva toyed with and then destroyed Stephan Bonnar to cap off his 16th win inside the UFC Octagon, while growing his legacy once again.
RIO DE JANEIRO - Neither size nor toughness could save Stephan Bonnar from Anderson Silva.
Silva, who stepped up to light heavyweight to save the injury-rattled UFC 153, brazenly took B...
Anderson Silva adds to his legend with each unforgettable performance.