In 2014, North Yorkshire Police arrested up to 1000 drivers for being above the legal alcohol limit, and with some of the highest rates of drink driving in the country, all too often North Yorkshire's traffic officers are faced with the tragic consequences of motorists driving under the influence. When a driver loses control of his car and dies at the scene of the accident, they have to investigate the final hours of the man's life prior to the crash to try to determine the cause.