Minnesota Republican Rep. Michele Bachmann and her husband, Marcus, recite the Pledge of Allegiance before announcing her candidacy for president last June in Waterloo, Iowa.
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Minnesota Rep. Michele Bachmann, joined by husband Marcus (left) and family and friends, announces that she will end her campaign for president in West Des Moines on Wednesday.
Texas Gov. Rick Perry speaks at a campaign event at Clark Electric Co-op on Dec. 27 in Osceola, Iowa. Perry's stance on immigration has troubled some Iowa voters.
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Republican presidential candidate Herman Cain speaks before Florida's straw poll at the Orange County Convention Center in Orlando on Saturday. Cain won the straw poll with 37 percent of the vote.
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