From Crossville-Cumberland County Crimestoppers: The Cumberland County Sheriff’s Department and the Crossville Police Department are looking for Christopher Michael Hartsgrove (12-25-1984). He has outstanding warrants for Failure to Appear and Violation of the Sex Offender Registry. If you know where to find Mr. Hartsgrove please call Crossville Cumberland County Crimestoppers at (931)200-1173.