49ers continue backup QB shuffle, list Allen as active vs. Bears

Quarterback Brandon Allen again is the 49ers' No. 2 quarterback for Sunday's game against the Chicago Bears at Levi's Stadium. Joshua Dobbs served as Brock Purdy's backup for the 49ers' Week 13 game against the Buffalo Bills after Allen started a week earlier against the Green Bay Packers. On Sunday, Dobbs was named as one of the 49ers' seven inactive players for their game against the Bears. The 49ers previously ruled out starting defensive end Nick Bosa (hip and oblique), and offensive linemen Trent Williams (ankle) and Aaron Banks (concussion). The 49ers' other inactive players are newly acquired running back Israel Abanikanda, linebacker Demetrius Flannigan-Fowles and cornerback Rock Ya-Sin. The 49ers on Saturday activated safety Talanoa Hufanga from injured reserve. He will return to action for the first time since sustaining a wrist injury on Oct. 6 against the Arizona Cardinals. San Francisco also elevated running back Ke'Shawn Vaughn from the practice squad and he likely will serve as the No. 3 running back behind rookie Isaac Guerendo and Patrick Taylor Jr. The 49ers placed Christian McCaffrey (knee) and Jordan Mason (ankle) on injured reserve due to injuries they...