Greg Biffle (right center), driver of the No. 16 3M Ford, and John Roberts, Speed Channel announcer, interact with kids and promote dental health Sept. 26, 2013, at the youth center on Dover Air Force Base, Del. Biffle was at Dover to promote the Give Kids a Smile campaign, which promotes dental health and awareness for children. (U.S. Air Force photo/Tech. Sgt. Chuck Walker)
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