

2008 Republican presidential candidate Senator John McCain of Arizona and his running mate Sarah Palin take the stage at a campaign event in Lancaster, Penn. on September 9, 2008. Robyn Beck/AFP/Newscom/File
Senator John McCain's campaign officially announced his vice presidential running mate, Alaska Gov. Sarah Palin, in a rally at the Nutter Center in Dayton, Ohio in August 2008. Doral Chenoweth III/Columbus Dispatch/Rapport Press/Newscom/File
McCain hugs his running mate Sarah Palin as her husband Todd (l.) holds their youngest son Trig, after Palin addressed the Republican National Convention at the Xcel Energy Center in St. Paul, Minnesota, on Sept. 3, 2008.
McCain and Palin have a meal at Arthur Bryant's Barbeque restaurant in Kansas City, Mo. on Sept 7, 2008.
Posters for McCain and Palin are seen at a rally in Carson, Calif. on October 4, 2008.
Senator John McCain speaks at a campaign rally in an airplane hangar at the airport in Cincinnati, Ohio on Oct. 22, 2008. At right are his running mate Sarah Palin and her husband Todd.
McCain and Palin address a rally at Lehigh University in Bethlehem, Penn., on Oct. 8, 2008.
Sarah Palin and 2008 North Carolina Republican gubernatorial candidate Pat McCrory watch the debate between John McCain and Barack Obama at Boli's on the Boulevard in Greenville, N.C., on Oct. 7, 2008.
John McCain and his running mate Sarah Palin tour flooded areas of Northwest Cedar Rapids, Iowa after a campaign rally at the Cedar Rapids Airport on Sept. 18, 2008. Walking with McCain and Palin are, from left, Cedar Rapids council member Brian Fagan, John Smith, owner of CRST trucking and member of Economic Planning and Redevelopment Corporation, and State Rep. Kraig Paulsen (R.).
Supporters hold signs and cheer as John McCain and his running mate Sarah Palin visit the state at a 'McCain Street USA' campaign event in Lebanon, Ohio on Sept. 9, 2008.
McCain and Palin campaign at the Schnader Fieldhouse at Franklin and Marshall College in Lancaster, Penn. It was their first joint appearance in PA before an enthusiastic crowd.
Artwork outside the 2008 American Music Awards depicts the year's candidates for president and vice president. From left, are Barack Obama, Joe Biden, John McCain, and Sarah Palin.
Sarah Palin's daughtor Bristol Palin (c.) and her former fiance Levi Johnston (r.) greet Sen. John McCain on the third day of the Republican National Convention at the Xcel Energy Center in St. Paul, Minnesota, on Sept. 3, 2008.
2008 Halloween costumes of Sarah Palin and John McCain were very popular.
John McCain and Sarah Palin held a 'Straight Talk Town Hall' at the Court Sports Complex, in Waukesha Wis.