Lewis (personal) had a tryout in Houston on Tuesday, Aaron Wilson of KPRC 2 Houston reports.
Lewis (personal) is inactive Sunday against the Vikings.
Chicago signed Lewis to its practice squad Tuesday.
Lewis (back) was waived by the Rams on Thursday.
Lewis (back) has been ruled out for Thursday's game against the Raiders, Anthony Galaviz of The Fresno Bee reports.
Lewis (back) has been ruled out for Sunday's game against the Seahawks, Cameron DaSilva of Rams Wire reports.
Lewis (coache's decision) is inactive Sunday against the Vikings, Jourdan Rodrigue of The Athletic reports.
Lewis (back) was not listed on Wednesday's injury report, Lindsey Thiry of ESPN.com reports.
Lewis (back) is inactive for Monday's contest against the Cardinals, Jourdan Rodrigue of The Athletic reports.
Lewis (back) is questionable for Monday against the Cardinals, Dana Scott of AZ Central reports.