A fatal accident occurred on the A4 highway in Opole Voivodeship, Poland. A truck collided with a vehicle belonging to road maintenance services. One person was killed in the incident, according to initial reports. Details surrounding the cause of the collision are currently under investigation by authorities. The accident caused disruptions to traffic flow on the A4 highway. Emergency services responded to the scene to secure the area and manage the aftermath of the crash. Further updates will be provided as the investigation progresses and more information becomes available.