A teenager is seriously ill in hospital after he was hit by a train and trapped underneath it.
It is thought the 17-year-old was crossing the tracks when the accident happened at Bracknell station in Berkshire on Saturday evening.
He was trapped for 40 minutes before he could be cut free by firefighters.
The boy was taken by air ambulance to the John Radcliffe Hospital in Oxford where he remained in a critical condition on Monday.