Incoming Texas Sen. Ted Cruz, who spoke during the Republican National Convention this summer in Tampa, Fla., is among a number of minority politicians seen as rising stars in the GOP. Spencer Platt/Getty Images hide caption

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Gov. Nikki Haley named Rep. Tim Scott (R-S.C.) to replace retiring Sen. Jim DeMint. In this file photo, Scott makes brief remarks after a meeting with Treasury Secretary Timothy Geithner at the U.S. Capitol on June 2, 2011. Chip Somodevilla/Getty Images hide caption

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Comedian Stephen Colbert told his supporters to ask South Carolina Gov. Nikki Haley to name him to replace outgoing Sen. Jim DeMint. Scott Gries/Picturegroup hide caption

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Mitt Romney laughs with South Carolina Gov. Nikki Haley (right) during a campaign event in Greenville, S.C., on Jan. 20. Haley says Ann Romney (left) will be important in helping the former Massachusetts governor appeal to female voters. Charles Dharapak/AP hide caption

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