A man who had been diagnosed with China's first case of bird flu in more than a year has died in the southern city of Shenzhen, health officials say.
The 39-year-old bus driver was admitted to hospital with pneumonia but tested positive for the bird flu virus.
The H5N1 bird flu strain has a high level of mortality, killing up to 60% of humans infected with it.
Positive tests on a dead market chicken last week prompted nearby Hong Kong's government to issue an alert.
Hong Kong authorities culled 17,000 chickens after three birds were found to have died from the H5N1 bird flu strain.A busdriver in a big city... uh-oh...