The individual was spotted by police officers on patrol in the station. According to the site actu.fr, he was then arrested at Villiers station, in the 17th arrondissement of Paris.
The man allegedly exhibited two knives in front of the police, according to the same police source, who did not mention the occurrence of a “crowd movement”. The individual was arrested after he allegedly slapped a person in a metro train before being spotted at the exit of the carriage.