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Voters go to the polls in the Alabama presidential primary

Photos by Erik S. Lesser / EPA

Voters cast their ballots in the Alabama primary at the Vaughn Park Church of Christ precinct in Montgomery on March 13, 2012.

A woman feeds her completed ballot into an electronic reader at the Vaughn Park Church of Christ precinct on Tuesday.

The JacksonChannel.com reports: Tuesday's Deep South primaries could answer questions for all three Republican presidential candidates.

Polls are open in Mississippi and Alabama as Mitt Romney tries to make a southern breakthrough. At the same time, Newt Gingrich is seen as needing wins to stay in the race while Rick Santorum looks for a knock-out blow against Gingrich. Santorum wants to go one-on-one with Romney.

Related story: First Thoughts – Why Romney could lose (and also win)

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