New details emerge about Japan's notorious WWII germ warfare program

NPR
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Hideo Shimizu L visits the Exhibition Hall of Evidences of Crime Committed by Unit 731 of the Japanese Imperial Army in Harbin, northeast China

The release of WWII-era military documents this year has given a boost to researchers digging into Japan's germ warfare program. Japan's government has never apologized for the atrocities.

(Image credit: Wang Jianwei)

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