A man with a Kalashnikov rifle on board an Amsterdam-Paris train shot and wounded three people on Friday.
The incident occurred after 4 PM near Arras in northern France.
The gunman was arrested when the train stopped at a station in the town.
Police have not ruled out terrorism.
Bernard Cazeneuve, the French interior minister, traveled to the region, according to news reports.
— FreedomFilmLLC.com (@FreedomFilmLLC) August 21, 2015
— The Telegraph (@Telegraph) August 21, 2015
French train spokesman: An armed man was overpowered by passengers and arrested in the station at Pas-de-Calais – … http://t.co/WvMD6vWVS1
— SavageNation (@SavageNation) August 21, 2015