Arizona Cardinals running back Adrian Peterson, foreground, signs a jersey for 49ers linebacker Reuben Foster after Sunday’s game in Santa Clara.
Arizona Cardinals running back Adrian Peterson, foreground, signs a jersey for 49ers linebacker Reuben Foster after Sunday’s game in Santa Clara. Marcio Jose Sanchez The Associated Press
Arizona Cardinals running back Adrian Peterson, foreground, signs a jersey for 49ers linebacker Reuben Foster after Sunday’s game in Santa Clara. Marcio Jose Sanchez The Associated Press