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 26 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.