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BILOXI, MS - MARCH 12: Republican presidential candidate, former Speaker of the House Newt Gingrich speaks during the Gulf Coast Energy Summit at the Mississippi Coast Coliseum on March 12, 2012 in Biloxi, Mississippi. As the race for delegates continues, Alabama and Mississippi will hold their primaries tomorrow. (Photo by Sean Gardner/Getty Images)
BILOXI, MS - MARCH 12: Republican presidential candidate, former Speaker of the House Newt Gingrich speaks during the Gulf Coast Energy Summit at the Mississippi Coast Coliseum on March 12, 2012 in Biloxi, Mississippi. As the race for delegates continues, Alabama and Mississippi will hold their primaries tomorrow. (Photo by Sean Gardner/Getty Images)

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Saltsman: Gingrich has a lot to lose

Republican strategist Chip Saltsman on which candidates have the most to win and lose in Tuesday's southern primaries.

Saltsman: Gingrich has a lot to lose

Republican strategist Chip Saltsman on which candidates have the most to win and lose in Tuesday's southern primaries.