Shots were fired early on Sunday at an event attended by around 3,500 people in Aarau, Switzerland, killing at least one person and injuring five others, some seriously. Police have launched a large-scale operation. #EuropeNews

Manhunt underway after attack at techno party in Aarau, but police admit investigation is in early stages, and they have little information about perpetrator or their motives

Swiss police and media say that a shooting at a rave in the northern Swiss canton of Aargau has killed one person and left five injured.