Republican presidential candidate Newt Gingrich and his wife Callista Gingrich (in red) greet people during an event at the The River Church in Tampa, Fla., earlier today (Jan. 23, 2011).
Joe Raedle/Getty Images
Newt Gingrich (right) responds to a question about things one of his ex-wives said about their marriage during last night's debate in South Carolina. Mitt Romney, looks on.
John Moore/Getty Images