“Bloodlines” – When Boston P.D. discovers a baby abandoned in a food delivery robot, Danny’s anger causes him to slip back into his old rule-breaking ways. Also, Sarah faces a difficult decision when her estranged mother, Gwen (Marg Helgenberger), reenters her life, and Sean and Jonah search for a fellow officer who went AWOL, on the CBS Original series BOSTON BLUE, Friday, Nov. 13 (10:00-11:00 PM, ET/PT) on the CBS Television Network, and streaming live on Paramount+ (Premium) and next day.