A serious accident occurred on the A1 highway in the Kujawsko-Pomorskie province, Poland. A passenger vehicle collided with an energy-absorbing barrier and immediately caught fire. Reports from Polsat News indicate four individuals were inside the car at the time of the incident, including two children. All four occupants sustained injuries and have been transported to a nearby hospital for medical treatment. The extent of their injuries remains unknown at this time. Authorities are investigating the cause of the collision and subsequent fire. Traffic was temporarily disrupted while emergency services responded to the scene.