Then U.S. Republican vice-presidential nominee Alaska Governor Sarah Palin stands as U.S. Republican presidential nominee Senator John McCain (R-AZ) delivers his concession speech at their election night rally in Phoenix in this file photo taken on November 4, 2008. Palin announced on July 3, 2009 that she will resign this month and will not run for re-election as governor. Reuters Pictures 5 months ago

Then U.S. Republican vice-presidential nominee Alaska Governor Sarah Palin stands as U.S. Republican presidential nominee Senator John McCain (R-AZ) delivers his concession speech at their election night rally in Phoenix in this file photo taken on November 4, 2008. Palin announced on July 3, 2009 that she will resign this month and will not run for re-election as governor.