CBS | 2:05 am

Bull's (Michael Weatherly) involvement in a vehicular-manslaughter case ends up having big political stakes in "Never Saw the Sign." He becomes aware of a state assemblyman's interest in seeing the defendant declared guilty. Marissa's (Geneva Carr) sudden, drastic personality change intrigues Danny and Cable (Jaime Lee Kirchner, Annabelle Attanasio). Guest stars include John Ventimiglia ("Blue Bloods"). Freddy Rodriguez also stars.