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DeMint's Exit Creates Political Ripples, Raises Questions For Tea Party

Sen. Jim DeMint, R-S.C., speaks to the media after a Republican caucus luncheon last year. He's joined by (from left): Sen. John Thune, R-S.D.; Sen. Lamar Alexander, R-Tenn.; Senate Minority Leader Mitch McConnell, R-Ky.; and Sen. Lindsey Graham, R-S.C.