Fourth-year lineman may compete for starting center job in Denver
Manning, Miller, Bailey voted to start; Clady, Dumervil are backups; six others are alternates.
Williams able to work out, meet with coaches; Fox says Holliday will get another crack at PR; heat is again on A.J. and Norv; Holmgren out as Browns head; Suggs coming off PUP list
Alex Smith throws three picks in loss to Titans; Carr effective in NFL debut