Blue Bloods › Season 8

S8 E4: Out of the Blue

Danny and Baez work the case of a detective who was gunned down prior to testifying against a career criminal. Frank personally investigates when Garrett is attacked by a S.W.A.T. team outside his home. Erin brings in a confidential informant against Anthony’s wishes.

Air date	Oct 20, 2017
Runtime	45 minutes
TMDB rating	★ 7.7/10