Young speeding drivers and bikers film themselves with their mobile phones to show off on the internet, and the police in Sussex try to persuade motorists to rat on fellow drivers who speed or drive badly. An undercover cop on a secret police motorbike traps anti-social motorcyclists who roar through the country lanes of Sussex at more than 130 mph. The dangers of using a mobile phone whilst driving are revealed as a young offender takes a session in a car simulator and gets a phone call. Show less