A serious accident occurred at a railway crossing in Sokolniki Suche, near Przysucha in the Mazovia region of Poland. A passenger train carrying approximately 150 people collided with a truck. The impact caused the train to derail, with the locomotive ending up on the opposite track. Railway traffic on the route has been completely suspended as emergency services work at the scene. Authorities are currently assessing the extent of any injuries and investigating the cause of the collision. The incident has led to significant disruption for travelers in the Mazovia region. Further updates will be provided as the situation develops.