What to know

• One person was killed and five others injured, some seriously, in a shooting at a rave in the northern Swiss city of Aarau, police and local media reported Sunday. A major police operation is underway at the scene, with authorities urging residents to stay awa...S1
• A manhunt for the gunman is underway (Picture: EPA) A manhunt has been launched after a gunman opened fire at an event in Switzerland. One person has died and five people were injured – some seriously – in the shooting, which took place in the early hours of S...S2