In this photo taken on March 16, 2013, people wearing masks walk 

In this photo taken on March 16, 2013, people wearing masks walk down a street in Ginza shopping district of Tokyo. Japan is becoming a sea of surgical masks. It’s about pollen, about germs and even a little about China, its polluting rival across the sea. (AP Photo/Itsuo Inouye)
Associated Press
In this photo taken on March 16, 2013, people wearing masks walk down a street in Ginza shopping district of Tokyo. Japan is becoming a sea of surgical masks. It’s about pollen, about germs and even a little about China, its polluting rival across the sea. (AP Photo/Itsuo Inouye)
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