It's baa-aaack...

Thought polio was a thing of the past? Think again...

Several years ago, northern Nigeria's reluctance to immunize its children against polio caused the wild virus to spread to neighboring countries.

Religious and political leaders suspended vaccinations claiming the polio vaccine was contaminated and could spread HIV/AIDS and sterilize girls.

In other, more hopeful, Nigerian medical news... the "child witch outbreak" appears to be well in hand.

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