Houston Texans RB Jonathan Grimes (ankle) and TE Stephen Anderson (hamstring) did not practice Friday, Sept. 30, and have been ruled out for Week 4. LB Brian Cushing (knee) and SS Quintin Demps (hamstring) were limited participants and are listed as questionable. OT Jeff Allen (knee), DE Christian Covington (wrist), CB Kareem Jackson (neck), OT Derek Newton (knee), LB Brennan Scarlett (wrist) and LB John Simon (wrist) were full participants and are not listed on the injury report.