A passenger train derailed in northern France, resulting in injuries to at least 44 people, including one critically injured individual. French police are investigating the incident as a potential act of sabotage, with authorities considering foul play as the primary cause of the derailment. The train, which was carrying around 180 passengers, overturned during the incident, leading to scenes of chaos and a major rescue operation. Investigators are prioritizing the sabotage angle in their inquiry as they seek to determine the circumstances surrounding this alarming event.