At least 45 people have died after a bus crashed and caught fire in western Bulgaria, local officials say.
The incident happened on a motorway around 02:00 local time (00:00 GMT) near the village of Bosnek, south-west of the capital Sofia.
Children were among the victims, ministry official Nikolai Nikolov told BTV television.
The cause of the crash and fire is being investigated. Local reports say it may have hit a curb or a guardrail.
Seven people were reportedly taken to hospital with burns.
