By Jacques Lee |Staff Writer| Former Ultimate Fighting Championship, (UFC) Middleweight Champion Anderson "The Spider" Silva returned to the cage on Saturday, Jan. 31, 2015, at the MGM Grand Garden Arena in Las Vegas. After what seemed like a convincing victory by the former champion some new news hit the lime light. On Feb. 3, 2015 both Silva and his opponent Nick Diaz failed random drug tests. Silva tested positive for Anabolic Steroids, while Diaz tested positive for marijuana metabolites. As of Feb. 5 there has not been any other news on the subject. Silva had not fought since suffering a broken leg on December 28, 2013 during UFC 168. There were many critics and analysts … [Read more...] about Silva wins fight and fails drug test