Cincinnati Bengals CB Dre Kirkpatrick (hamstring) did not participate in practice Wednesday, Sept. 28, and is listed as doubtful for Week 4. S Derron Smith (chest) did not practice and is listed as questionable. SS George Iloka (shoulder), DT Pat Sims (Achilles’), SS Shawn Williams (knee) and WR James Wright (knee) fully participated in practice and are not on the injury report.