Sofia: Bus accident in West Bulgaria, Tuesday morning has killed at least 45 people, the authorities said.
Buses, registered in North Macedonia, fell around 2am.
And there are children among the victims, the authorities said.
Seven people were taken to hospital for treatment.
Bulgarian news agency Novinite said representatives from the Macedonia Embassy visited the hospital where several victims were taken.
The cause of the accident was not immediately clear.
Bus accidents in Bulgaria killed at least 45 people
