Dr. Grazie Pozo Christie was eager to help her childhood nanny register to vote. Christie, a Republican and energetic activist for religious liberty in south Florida, wants every voter she can get in Florida — a key swing state for GOP presidential candidate Mitt Romney.

But Christie didn't get the answer she was hoping for when she asked her nanny, who is in her 80s and never learned to read or write, which candidate she supported for president.

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