The remains of a bus that spontaneously caught fire in Mudanjiang, northeast China's Heilongjiang province around 7:30 am, September 21,2006. A survivor claimed he heard two bangs and saw the bus go up in flames, as passengers rushed to exit through the back door. Five were confirmed dead and more than 20 received medical treatment, according to local safety authorities. The cause of the accident is under investigation. [newsphoto]

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