The fire that killed six people on a bus in western Switzerland was allegedly started by a Swiss man who set himself alight. + Get the most important news from Switzerland in your inbox According to initial investigation findings, a man boarded the bus in Düdingen, in canton Fribourg, at around 5:45pm on Tuesday and set fire to himself in Kerzers at about 6:25pm. The fire then spread rapidly through the entire vehicle. The suspected perpetrator is believed to be a Swiss national who was “isolated and psychologically unstable”, authorities said at a press conference in Kerzers on Wednesday afternoon. The man, allegedly in his sixties, had been reported missing by his family, according to a statement from Fribourg police. He is thought to have died in the incident. He was “known to the authorities for psychological instability” and lived in canton Bern. “As for the motive, there is absolutely no evidence to suggest this was a terrorist act,” Raphaël Bourquin, the Fribourg attorney ...