The driver of a bullet train in Japan is under investigation after falling asleep for nearly ten minutes at the helm. The train was travelling at 170mph with 800 passengers on board. No one was hurt in the incident because the train was on autopilot at the time. A spokesman for West Japan Railway, the operating company, said they were investigating why the driver fell asleep. "We are very shocked," said Kosuke Sugiyama. "Our business is all about passengers trusting us enough to travel on our trains." Railway staff became suspicious when the train pulled into Okayama station, about 90...