URGENT - China Bridge Collapse

POSTED: 08:40 PM PST Jan 31, 2013 

(CNN) -- An expressway bridge in central China partially collapsed Friday after a truck carrying fireworks on the bridge exploded, state media reported. The number of casualties from the blast and collapse in Henan province wasn't immediately clear. The state-run Chinese news agency Xinhua reported that at least 4 people had been killed, but state-run China National Radio said as many as 26 people were dead.