Theseries'seventhseasonbeganairingSeptember23,2008,onanew10:00pm(EST)Tuesdaytimeslot.StevenWeberjoinedthecastforthefirstfiveepisodesoftheseasonasSpecialAgentClarkMedina,Jack'stemporaryreplacementasunitsupervisor.TheepisodesfocusedasmuchonmissingpersonscasesasonMedina'swaragainstJack,asherevealedthat...