
The 49ers may be on to their fifth quarterback. Starter Brock Purdy hurt his elbow on San Francisco’s first series, then his backup, Josh Johnson, hit his head on the turf early in the third quarter. He’s being evaluated for a concussion.

The 49ers may be on to their fifth quarterback. Starter Brock Purdy hurt his elbow on San Francisco’s first series, then his backup, Josh Johnson, hit his head on the turf early in the third quarter. He’s being evaluated for a concussion.