The Prince of Wales receives millions in taxpayer cash from an empty prison which has now become infested with rats and other vermin. HMP Dartmoor is leased to the Ministry of Justice for £1.5 million by the Duchy of Cornwall every year. The estate gives Prince William a private income and it is his best taxpayer-funded source of income, according to a joint investigation by The Sunday Times and Channel 4 Dispatches. But the prison is closed and has been since July last year. It shut following