A man armed with a knife and an axe held 15 people on a regional train in Switzerland hostage for nearly four hours on Thursday evening before being shot dead by police. After a police operation around 10:15 pm (2115 GMT), the passengers were able to leave the train unharmed, attorney general Eric Kaltenrieder said at a press conference. Police spokesman Jean-Christophe Sauterel told Swiss news agency Keystone-SDA that the authorities did not suspect a terrorist act. “There are no elements that point us towards a terrorist act. Neither terrorist nor jihadist.” The suspect was a 32-year-old asy…