Signal failure injures hundreds
Rescuers work in the tunnel near the site of a subway collision in Shanghai on Sept. 27. The tunnel just opened for operation last year. A technical failure in the subway's equipment signaling system resulted in one train hitting the rear end of another train. (Photo: ChinaFotoPress/Getty Images)

 

Subway collision in China

 
Passengers evacuated
Rescue personnel help passengers evacuate a train after two subway trains collided between Yuyuan and Laoximen stations in Shanghai. Although no one was killed, at least 270 passengers were injured, and some had to be carried away on stretchers. (Photo: ChinaFotoPress/Getty Images)
 

Subway collision in China

 

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