Police investigating a three-vehicle road traffic collision in Derry on Friday have arrested two men.
At approximately 2.40pm, a scrambler, a red Kia Sportage and a blue Volkswagen Polo collided on the Ringfort Road.
The rider of the scrambler, a teenage male, was taken for treatment following the incident and remains in hospital in a stable condition.
Two men, aged 19 and 40, have been arrested on suspicion of dangerous driving causing grievous bodily injury and grievous bodily harm with intent.
The 40-year-old has also been arrested on suspicion of threats to kill.
