HOMESTEAD, FL - NOVEMBER 20: Dr. Jill Biden talks with military families on behalf of 'Joining Forces' - a group that helps military families - before the NASCAR Sprint Cup Series Ford 400 at ... more 
HOMESTEAD, FL - NOVEMBER 20: Dr. Jill Biden talks with military families on behalf of 'Joining Forces' - a group that helps military families - before the NASCAR Sprint Cup Series Ford 400 at Homestead-Miami Speedway on November 20, 2011 in Homestead, Florida. Biden and First Lady Michelle Obama will also serve as grand marshalls of the race. (Photo by Chris Trotman/Getty Images for NASCAR) less 
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Getty Images | Photo By Chris Trotman / Getty Images for NASCAR
Sun, Nov 20, 2011 3:16 PM EST