Six people died and eight others were seriously injured Tuesday after a bus with 54 passengers on board crashed into a tunnel in southwest China's Guizhou Province, Xinhua reported. The Guizhou provincial work safety bureau said the bus collided with a truck in front of it and lost control before hitting the tunnel at around 10 a.m. in Xixiu District, Anshun City. The injured people have been sent to hospital. Local police are investigating the accident.