Ricardo Arona's Strikeforce signing derailed by injury

By Jason Benfari November 08, 2009"I had a serious injury that got worse during the fight, when my foot got stuck on the mat. It was the only thing that went wrong and it caused a lot of trouble. My knee's ligament was totally torn, it's serious. I'm coming from the doctor now, deciding what to do with my knee. I'll have to stop training for awhile and I may need surgery. If I have surgery, that will be if for now. I can't close any contracts because of that." -Ricardo Arona The man many believe gave Fedor Emelianenko his biggest challenge when the two fought under the Rings promotion back in 2000, has had his impending Strikeforce signing derailed. Ricardo Arona (14-5) may be out indefinitely after revealing to Tatame.com that has suffered a serious knee injury which may require surgery. Arona injured the knee in a recent victory over Marvin Eastman at a Bitetti Combat event in September.  The former Pride and Rings star crossed ...