Sanctions busters: How Iran crackdown used French bullets

How porous are sanctions? The war in Ukraine has familiarised this show with the concept of dual-use products, like the washing machine whose computer chip can power a lethal drone. FRANCE 24's investigative news website The Observers got reports from citizen journalists in Iran during the 2022 "Woman, Life, Freedom" protests about shotgun cartridges made in France and used in the crackdown on peaceful protesters. We track their journey from the factory to the streets.