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Republican presidential hopeful Mitt Romney joins volounteers to make calls to potential voters as he visits his campaign headquarter in Tampa, Florida, January 31, 2012. Florida holds its Republican primary on January 31, 2012. AFP PHOTO/Emmanuel Dunand (Photo credit should read EMMANUEL DUNAND/AFP/Getty Images)
Republican presidential hopeful Mitt Romney joins volounteers to make calls to potential voters as he visits his campaign headquarter in Tampa, Florida, January 31, 2012. Florida holds its Republican primary on January 31, 2012. AFP PHOTO/Emmanuel Dunand (Photo credit should read EMMANUEL DUNAND/AFP/Getty Images)

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    Diverse voters in Florida primary

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Diverse voters in Florida primary

CNN's John King breaks down exit poll data, finding that a diverse group voted in the Florida primary.

Diverse voters in Florida primary

CNN's John King breaks down exit poll data, finding that a diverse group voted in the Florida primary.