Key Facts

• The shooting occurred in the Schachen district of Aarau, a town in northern Switzerland.
• One person was killed and five others were injured, some seriously.
• Police are actively looking for the suspect in a manhunt.
• Areas near the event, including a horse racing track, swimming pool, and sports field, were cordoned off by the police.
• The reason for the shooting and details about how it happened are still unknown.
• Authorities asked people to avoid the area due to a large police presence.
• The incident took place during a rave event.
• The investigation is ongoing, and updates are expected.