Former Alaska Gov. Sarah Palin shakes the hand of an unidentified book buyer on Dec. 13, 2009. Palin was at Elmendorf Air Force Base's Joint Military Mall for a signing of her book, "Going Rogue" in Anchorage and Fairbanks on the signing tour. An estimated 2,000 people showed up for the signing. AP Photo logo AP Photo 3 months ago

Former Alaska Gov. Sarah Palin shakes the hand of an unidentified book buyer on Dec. 13, 2009. Palin was at Elmendorf Air Force Base's Joint Military Mall for a signing of her book, "Going Rogue" in Anchorage and Fairbanks on the signing tour. An estimated 2,000 people showed up for the signing.