Police investigating a fatal crash on the A174 Brotton Bypass have arrested a19-year-old man on suspicion of causing death by dangerous driving. The incident happened at 5pm on Friday 7 February.
Three cars were involved in the collision: a black Vauxhall Corsa, a grey Audi estate and a white Volkswagen Scirocco.
One of the passengers in the Corsa, a 19-year-old man, was pronounced dead at the scene. Another passenger in the same car, an 18-year-old woman, was taken to hospital, where she is in a stable condition.
Witnesses can contact Cleveland Police by calling 101.