At least 44 people were hurt. A train went off the tracks in northern France on September 12. French authorities now think a person could be behind the crash. They are probing for possible sabotage.
Investigators have not said what made the train leave the tracks. They are examining whether a deliberate act played a part. Officials have not released more details. They are staying silent for now. The investigation remains active. No other information has been released at this point. The incident remains under review.