Sun Yat-Sen

Keywords

A Chinese tourist wears a face mask in front of a portrait of... News PhotoBeijing,China - East Asia,Epidemic,Healthcare And Medicine,Horizontal,Human Body Part,Human Face,International Landmark,Portrait,Sun Yat-Sen,Tiananmen Square,TouristPhotographer Collection: AFP 2013 AFPA Chinese tourist wears a face mask in front of a portrait of revolutionary leader Sun Yat-sen at Tiananmen Square in Beijing on April 29, 2013. There is no evidence that the deadly H7N9 bird flu has yet spread between humans in China but health authorities must be ready for the virus to mutate at any time, top US virologist Anthony Fauci has warned. AFP PHOTO/Mark RALSTON (Photo credit should read MARK RALSTON/AFP/Getty Images)