A placard sits on a table as dental professionals gather for a Day of Advocacy, hosted by the Hispanic Dental Association, Oral Health America, Crest and Oral-B, Wednesday, Sept. 12, 2012 in ... more 
A placard sits on a table as dental professionals gather for a Day of Advocacy, hosted by the Hispanic Dental Association, Oral Health America, Crest and Oral-B, Wednesday, Sept. 12, 2012 in Washington. The event was organized to raise awareness of oral health disparities in the United States. (Steve Ruark /AP Images for Crest and Oral-B) less 
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Associated Press
Wed, Sep 12, 2012 2:12 PM EDT