Los Angeles Rams S Lamarcus Joyner (hamstring) did not participate in practice Friday, Sept. 29, and has been ruled out for Week 4. S Cody Davis (quadriceps) did not practice and is listed as questionable. C John Sullivan (hip) was limited during practice and is listed as questionable. WR Tavon Austin (concussion), LB Connor Barwin (non-injury), RB Malcolm Brown (hamstring), WR Sammy Watkins (non-injury), CB Kayvon Webster (shoulder) and OT Andrew Whitworth (non-injury) fully participated in practice and are not on the injury report.