Not much time has passed in the Tennessee Titans' first offseason program under coach Brian Callahan is in full swing, but the team already has added to the passing game. Callahan has confirmed that the team will add veteran wide receiver Tyler Boyd, a free agent who -- to this point -- has spent his whole career with the Cincinnati Bengals, including the last five with Callahan as his offensive coordinator. And it is not just the personnel that is changing under the first-year head coach.