‘”We have a very difficult challenge, obviously. It’s not a secret,” said Marrone, who will lead his 6-9 team into Gillette to face the 11-4 Patriots in the two teams’ 2013 regular-season finale. “We haven’t won up there in the new stadium. We’re playing an outstanding football team. They’ve been an outstanding football team for quite some time and it’s a great challenge for us and we’ve got to be ready.”‘