Watch White House Video's Vine "The President rides a bike-powered water filtration system at the #whsciencefair:" taken on 22 April 2013. It has 8955 likes.


2013-04-22T17:55:51.000000
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The President rides a bike-powered water filtration system at the #whsciencefair:

  • 8955 Likes
  • 577 Revines
  • 287 Comments