Police launch investigation into bus arson case in Hangzhou (5/6)

A police officer collects evidences on the bus burned in arson in Hangzhou, capital of east China's Zhejiang province on July 6, 2014. The fire broke out at around 5 pm of July 5, when the No.7 line bus carrying 80 people was on the Qingchun Road in the downtown of the city. The accident injured 32 people, including 15 critically. [Photo: China News Service/ Chen Fu]