In a real hit to UFC fight night 13, YahooSports is reporting that Stephan Bonnar has been forced off the UFN 13 card after suffering a torn ligament in his left knee. Bonnar will have to undergo surgery to have a cadaver ligament put in place to replace the torn lateral collateral ligament. Bonnar will be out a minimum of six months.
â€œI was doing nothing out of the ordinary, just working on my (jiu-jitsu) getting ready for my fight. I heard a pop and I thought, â€˜Damn, what is this?â€™ I walked around on it a little, but when I got home, it was really stiff and swollen.â€