A shooting at a rave in Aarau, Switzerland, early Sunday morning left five people injured, including four Swiss citizens and one German national. Details surrounding the incident remain limited, but authorities are investigating the cause of the shooting. The injured individuals sustained gunshot wounds, with their conditions currently unknown. Police have secured the rave location and are collecting evidence, interviewing witnesses to piece together the events that led to the violence. This incident has raised concerns about security at large gatherings in the region. Investigations are ongoing to identify the perpetrator(s) and determine the motive behind the attack.