FILE - In this Feb. 17, 2011 file photo, former Alaska Gov. Sarah Palin answers questions at the public appearance at the Long Island (LIA) Association Meeting and Luncheon in Woodbury, N.Y. Ready or not, the 2012 presidential campaign is under way in earnest a full 18 months before Election Day. The GOP field _ still muddy and made up of no less than a dozen people _ will become clearer in coming days as more Republicans declare they'll run or sit out _ and President Barack Obama's schedule already is packed with fundraisers and visits to states important to his re-election chances. (AP Photo/Craig Ruttle, File)