Fourteen people suspected of belonging to a vast network which manufactured and sold weapons made using 3D printers, but also buyers, were arrested at the end of January in France and Belgium, the prosecutor's office of Marseille announces. "What is hidden behind those people is a real pro-gun ideology imported from the United States" explains Colonel Hervé Petry, commander of the national cyber unit of the French gendarmerie. IMAGES AND SOUNDBITES