What's on TV Tonight | October 10
The Middle 7-7:30pm, ABC. Frankie and Mike adopt a bunny for Brick, but the pet soon teaches them about the true meaning of evil.
Arrow 7-8pm, CW. After a five-year disappearance, a wealthy young man returns home and adopts a secret identity as a bow and arrow wielding vigilante.
CSI: Crime Scene Investigation 9-10pm, CBS. The CSIs are shocked to discover an eight-person massacre has taken place at their favorite diner.
Chicago Fire 9-10pm, NBC. Members of a firehouse struggle to proceed after having lost one of their own.
Nashville 9-10pm, ABC. A country star deals with pressures from her political family and from a record label far more interested in promoting a young starlet.