FOXBOROUGH - Patriots coach Mike Vrabel shared the news that defensive coordinator Terrell Williams would be making the trip with the team to Santa Clara for the Super Bowl. Williams has been undergoing treatment for prostate cancer since the start of the season. He’s a part of our story, a part of the journey.”Said Vrabel: “He’s doing good. We’re excited about having him.”Linebackers coach Zak Kuhr has been handling the play-calling duties in wake of Williams absence and done yeoman work. “There’s definitely moments he’s shared with everybody.