Man arrested in Germany after setting off pyrotechnics on high-speed train, injuring 12 passengers

German authorities arrested a man who detonated pyrotechnics aboard a high-speed train traveling to Frankfurt am Main, injuring 12 passengers. The incident occurred on a train bound for the major German financial hub, though authorities have not yet released details about the suspect's identity or motives. High-speed rail networks across Europe have implemented increased security measures in recent years following various incidents, making this type of disruption particularly concerning for transportation authorities.