NFL injury tracker Week 4: George Kittle ready to return, A.J. Brown questionable, DeVonta Smith out
The San Francisco 49ers had a positive sign on Thursday. George Kittle, Brock Purdy, Deebo Samuel and Trent Williams all took part in practice. For Kittle, it was the second straight day he was on the field after missing their Week 3 game against the Los Angeles Rams.