At least five people have died and dozens have been injured in two major chain-reaction crashes involving more than 50 vehicles on Bulgaria's Trakia highway near Zimnitsa, according to preliminary reports from emergency services and local authorities, while the exact death toll remains unconfirmed. The incidents occurred in both directions of the highway, between the Zimnitsa and Kabile interchanges, where dense fog had severely reduced visibility and the road surface was wet. The first report was received at around 7:10 a....