CBS will be bringing back another one of its veteran dramas for the 2019-20 TV season.                                                                            　　Announced this afternoon, the network has officially renewed “NCIS” for its seventeenth season. The news comes after star and executive producer, Mark Harmon, signed a new deal with CBS to reprise his role on the series.                                                                            　　“NCIS has been a global juggernaut for almost two decades,” said CBS Ent..