Health workers pack dead chickens into trash bins at a wholesale poultry market in Hong Kong January 28, 2014. Hong Kong began culling 20,000 chickens and suspended imports of fresh poultry from ... more 
Health workers pack dead chickens into trash bins at a wholesale poultry market in Hong Kong January 28, 2014. Hong Kong began culling 20,000 chickens and suspended imports of fresh poultry from mainland China for 21 days on Tuesday after the discovery of the H7N9 bird flu virus in a batch of live chicken from the southern province of Guangdong. REUTERS/Tyrone Siu (CHINA - Tags: HEALTH ENVIRONMENT SCIENCE TECHNOLOGY ANIMALS TPX IMAGES OF THE DAY) less 
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Reuters | Photo By TYRONE SIU / REUTERS
Tue, Jan 28, 2014 1:41 AM EST