Bird Flu Causing Suffocation Shows Severe Spectrum of New Virus

Bird Flu Causing Suffocation Shows Severe Spectrum of New Virus

Lam Yik Fei/Bloomberg

A live chicken is held on a bench as officials with the Food and Environmental Hygiene Department collect a blood sample for testing at the Man Kam To control point at the border crossing with mainland China in Hong Kong on Thursday, April 11, 2013.