‘How big will the Bills go at tight end? There are a couple expensive tight ends available in free agency, such as the Chargers’ Hunter Henry and the Titans’ Jonnu Smith. (It’s debatable whether someone like Smith will give the Bills much more value than Knox, given Knox’s low salary the next two years?) There are more modestly priced veterans set to hit the market, such as the Rams’ Gerald Everett and the Saints’ Jared Cook. Then, of course, there’s the draft.’