Kall (dpa / lnw) – When his car crashed into a tree, a 19-year-old driver was critically injured in the Euskirchen district. His three passengers between the ages of 17 and 18 were seriously injured, the police said on Sunday. The 19-year-old lost control of the car early on Saturday morning at Kall for reasons that were initially unclear. He drove first through the ditch and then crashed into a tree. The driver had to be extricated from the car by the fire department and was flown to the hospital by helicopter. The three passengers were also taken to hospitals.