A teenager has died and three people have been injured after a three-car collision on New Year’s Day. The 18-year-old man died at the scene of the crash, which happened at about 1.30pm on the A35 near Kingston Russell, west Dorset. The teenager, from Cornwall, was a passenger in a black Toyota Aygo, which was in collision with a silver Kia Sorento and a black BMW. His family have been informed, the authorities said. Another three people were taken to hospital with injuries that are not thought to be life-threatening. All of the vehicles involved remained at the scene of the incident, which police said is not being treated as a fail-to-stop collision. Read more on Sky News:Boy, 16, killed in Primrose Hill stabbing on New Year’s EveMan shot minutes before New Year – murder inquiry launched Dorset Police are appealing for witnesses or anyone with dashcam footage to come forward. Sergeant Gareth Thomas said: “First and foremost, our thoughts are with the loved ones of the man who sadly died in this incident. “An …