Gotham: Season 1, Episode 13

1 - 13: Welcome Back, Jim Gordon

When the key witness in a homicide ends up dead while being held for questioning by the police, Gordon suspects that it's an inside job and looks to an old friend for information. Meanwhile, Oswald Cobblepot takes control of one of Fish Mooney's prized possessions, as she gets a gets a small taste of her own medicine.