A life of combating bird flu

HARBIN - For the first time in the past five years, scientists at China's National Avian Influenza Reference Laboratory were able to spend the weeklong Chinese Lunar New Year holiday in February with their families.

Chen Hualan, director of the laboratory, led her team to this victory after a five-year battle against H7N9 bird flu viruses.

Chen, a member of the Chinese Academy of Sciences, is one of the top virologists in the world and is devoted to saving lives.