Three positions to watch when Bears host Browns in preseason opener

Three positions to watch Saturday when the Bears host the Browns at noon at Soldier Field: Left tackle With Braxton Jones out with a knee injury, the Bears will start Kiran Amegadjie and have him alternate quarters with Jedrick Wills. Jones, when healthy, is the favorite to win the job. Saturday is a big opportunity for Wills, a former Browns first-round pick, and Amegadie to improve their status. “There are too many things that are just not being done well enough,” offensive line coach Dan…