Channel 4 News discuss the influx of rats in London and how some people are choosing to get a household cat in the hope that they can keep the pests at bay. Number 10 Downing Street is one such home. They rescued Larry the cat from Battersea Cat and Dog Home in the hope that he’d keep the pests out of camera view. Jim chats to Channel 4 News about the success of having a feline rat catcher in your home.