Across the UK, bus use has plummeted in recent years. Outside the capital, thousands of routes have been cut and bus pass use is down. The prime minister has pledged billions to revitalise the bus network, but is it enough? Panorama's Richard Bilton travels coast to coast across the north of England to see the reality of Britain’s battered bus network. From rising fares, congestion and abandoned services to hi-tech, green buses and overcrowding, Panorama finds out what people want to see changed.