Adrian Peterson returned to Minnesota Vikings' practice on Friday and is probable for Sunday's game against the Chicago Bears. Peterson, second in the league with 997 yards rushing, has been limited for three weeks with a groin injury and was held out of practice Wednesday and Thursday. Rookie cornerback Xavier Rhodes and receiver Joe Webb passed their concussion tests and fully practiced Friday and are listed as probable. The Vikings will be without tight end Kyle Rudolph (broken foot) and cornerback Josh Robinson (fractured sternum) on Sunday. More...