UFC 153 fighters Stephan Bonnar and Dave Herman each tested positive for banned substances in their post-fight drug screens.
MMAjunkie.com today confirmed with Ultimate Fighting
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...