by Mike ChiappettaFiled under: Strikeforce, FanHouse ExclusiveAfter eight months away from the cage while in legal limbo, former EliteXC welterweight champ Jake Shields returns in one of the biggest tests of his career, moving up to a 182-pound catch weight to fight former EliteXC middleweight champion Robbie Lawler.The matchup takes place Saturday night at the Scottrade Center in St. Louis, Missouri, about a 15-minute drive from Lawler's current hometown in Granite City, Illinois. The ev...