A 14-vehicle pileup in China's northwest kills at least eight and injures 28 others.<br/> <br />Seven of the injured were said to be in a critical condition.<br/> <br />The accident is believed to have happened when a coal truck's brakes failed and the vehicle slammed into oncoming traffic and pedestrians before crashing into a road sign.<br/> <br />30 firefighters worked at the deadly crash scene until late Tuesday evening.
