The 49ers place Jimmy Garoppolo on IR and call up Nick Mullens from the practice squad to be C.J. Beathard’s backup QB.
— David Lombardi (@LombardiHimself) September 26, 2018
The practice squad had three openings, so the 49ers signed DL Ryan Delaire, OL Christian DiLauro, and DB Dexter McCoil (previously with the team) to fill them