The Arizona Cardinals are opening kicker Matt Prater's (knee) 21-day practice window to return from Injured Reserve on Wednesday, according to head coach Jonathan Gannon. Prater had surgery in October to fix the meniscus in his left knee and will be back on the practice field for the first time since Week 6. Given the 40-year-old veteran's long absence, there's no guarantee that he will return to game action this Sunday in Carolina versus the Panthers. If the Cardinals like what they see from ...