400 arrested as cost-of-living protests turn violent in France

At least 400 people were arrested as mass protests over cost of living swept France, drawing 550,000 demonstrators. Violence broke out in Paris, Lyon, Marseille, and Limoges, with fires, looting, and clashes with police. PM Lecornu blamed 'ultra-left' groups; President Macron vowed perpetrators would be prosecuted.