Severe winter conditions have caused widespread disruption across Bulgaria , with heavy snowfall, strong winds and poor visibility leading to road closures, traffic restrictions, power outages and changes to school schedules in several regions. Major road closures and restrictions Traffic on the Trakia highway has been fully suspended between Burgas and Zimnitsa because of snowstorms and sharply reduced visibility. Passenger cars are being redirected along the old Burgas-Karnobat road, while