FILE - In this Aug. 29, 2008 file photo, Presumptive Republican presidential nominee Sen. John McCain, left, smiles after introducing his Vice Presidential running mate, Alaska Gov. Sarah Palin, in Dayton, Ohio. , Friday, Aug. 29, 2008. Alaska Gov. Sarah Palin abruptly announced Friday, July 3, 2009 she is resigning from office at the end of the month, a shocking move that rattled the Republican party but left open the possibility she would seek a run for the White House in 2012.