Vote for Your Favorite Explainer Unanswered Question From 2013

Answers to your questions about the news.
Dec. 18 2013 2:11 PM

Explainer’s Unanswered Questions, Retirement Edition

Vote for your favorite from the final batch of readers’ bafflers.

Select one Explainer Question of the Year below:

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Daniel Engber is a columnist for Slate

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