BEIJING (WUSA9) -- How much money would someone have to pay you to run wearing nothing but your underwear during the winter? Approximately 300 hundred participants in Beijing did it for free!
At the 2013 Annual Undie Run in Beijing participants stripped down to their underwear to run 2.2 miles at the Olympic Forest Park on Feb. 24.
The event promotes nationwide fitness and environmentally-conscious lifestyles.
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