Reconstructing Black Death: Why Was Plague Microbe so...

Aired: 10/13/2011 | 0:06:21 | Clip
Researchers announced Wednesday that they've managed to reconstruct the genome of the Black Death, the illness that wiped out around half of Europe's population in just a few years in the mid-1300s. Ray Suarez discusses the developments with geneticist Hendrick Poinar of McMaster University.

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