A teenager is fighting for her life after being hit by a van which failed to stop at the scene on Saturday in Farnworth.
Police were called to Anchor Lane shortly before 2.15am where they found that the 18-year-old had been involved in a collision with a white van.
A 26-year-old man from Bolton was arrested on suspicion of causing serious injury by dangerous driving and failing to stop at the scene of a collision. He has been bailed until August 26.
The girl is in a serious condition in hospital after suffering a bleed to the brain and a suspected fractured pelvis.
Police Constable Leigh Rickett said: “We are at the early stages of our investigation and would appeal for anyone with any information to contact us.”
Anyone with any information should call traffic police on 0161 856 4741, or Crimestoppers on 0800 555 111.