When a man is found dead on a dark mountain road, there's no sign of a vehicle. With just fragments of debris for clues, the pressure is on to track down the driver that's fled the scene.

An 18-year-old man has died in a head-on crash on a country road. As word of the tragedy begins to circulate on social media, a horrifying tale of recklessness is about to be exposed.

A motorcyclist dies in a crash at a busy city junction.