Santorum, Gingrich ratchet up conservative rhetoric in the South

Crisscrossing Alabama and Mississippi ahead of Tuesday's primaries, the Republicans play up appeals to the religious right, a tactic that could backfire in November.

Gambling on the South, Newt Gingrich -- appearing in Georgia with his wife, Callista -- took his rhetoric far to the right in hopes of appealing to evangelical voters in Alabama and Mississippi. (Alex Wong, Getty Images / March 6, 2012)

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