New England Patriots DT Carl Davis (concussion) did not participate in practice Friday, Oct. 30, and has been ruled out for Week 8. CB Stephon Gilmore (knee) did not practice and is listed as questionable. LB Shilique Calhoun (knee), S Kyle Dugger (ankle), DT Lawrence Guy (ankle), OT Justin Herron (ankle), C J.C. Jackson (knee), TE Dalton Keene (knee), OG Shaq Mason (calf), DE John Simon (shoulder) and OG Joe Thuney (ankle) were limited during practice and are listed as questionable.