FILE - In this Feb. 11, 2012 file photo, Sarah Palin, the GOP candidate for vice-president in 2008, and former Alaska governor speaks in Washington. Palin is mounting an aggressive camp

 

              FILE - In this Feb. 11, 2012 file photo, Sarah Palin, the GOP candidate for vice-president in 2008, and former Alaska governor speaks in Washington. Palin is mounting an aggressive camp
FILE - In this Feb. 11, 2012 file photo, Sarah Palin, the GOP candidate for vice-president in 2008, and former Alaska governor speaks in Washington. Palin is mounting an aggressive campaign in Missouri. She's on television and radio ads, making automated telephone calls, even serving barbecued pork sandwiches at a rural political picnic. She's urging residents to vote for Sarah _ Sarah Steelman, that is, one of three Republicans pitted in a prickly U.S. Senate primary. (AP Photo/J. Scott Applewhite)