Cunningham says Gates isn’t the same player he was

Lions defensive coordinator Gunther Cunningham has become fairly talkative this year.  Most recently, he has fired a mini-shot at Chargers tight end Antonio Gates. “Gates, he’s not doing the things he did five, six-years ago, but he’s gotten a lot smarter,” Cunningham said Thursday, via Anwar Richardson of MLive.com.  “His routes are exceptional.  He sets…