Only Kay Bailey Hutchison knows whether she'll seek another six-year term in the U.S. Senate.
But Texas' senior senator -- once the most popular Republican in the state in terms of voter support -- has a target on her back if she does run, put there by the increasingly influential and conservative Tea Party grassroots movement.
More:Kay Bailey Hutchison Gop Primary Kay Bailey Hutchison Republican Primary Kay Bailey Hutchison 2012 Election Kay Bailey Hutchison Tea Party Elections 2012
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