Now Available on Our Channel! Sergeant Cooper the Police Car! RCH is all about our city heroes - policemen, firemen, ambulance crew and even a garbage .\r \r RCH is all about our city heroes - policemen, firefighters, ambulance crew and even a garbage truck. In this cartoon you will meet Sergeant Cooper the Police .\r \r Introducing our new cartoon series - Real City Heroes (RCH)! RCH is all about our city heroes - policemen, firemen, ambulance crew and even a garbage truck.