IN an attack police said they did not believe was terrorism-related, a woman threw acid at four female American tourists at a train station in the French city of Marseille on Sunday.
Two of the women were in their early twenties.
Police said they were treated in hospital for burns to their faces.
The tourists were on their way from the southern city to Paris.
The attacker is a woman in her 40s. She was arrested at the scene.
A police official said investigators have for now ruled out a terrorist motive and said they believe the attacker may be mentally disturbed..