Jim Gordon: The Narrows is tearing itself to pieces.
Batman: This is just the beginning. If they hit the whole city with toxins, there's nothing to stop Gotham from tearing itself apart through mass panic.
Jim Gordon: How are they gonna do that?
Batman: They'll be using the train. The monorail follows the water mains along Gotham's central hub beneath Wayne Tower. If they get their machine into the station, it'll cause a chain reaction that'll vaporize the city's entire water supply.
Jim Gordon: Covering Gotham in this poison.
Batman: I'm gonna stop them from loading that train, but I may need your help.
Jim Gordon: What do you need?
Batman: [holds up the Batmobile remote] Can you drive stick