Republican presidential candidate Mitt Romney boards his campaign plane at Weyers Cave-Shenandoah Valley Airport in Weyers Cave, Va., on Oct. 5, 2012. (Associated Press)

Photo by: Charles Dharapak

Republican presidential candidate Mitt Romney boards his campaign plane at Weyers Cave-Shenandoah Valley Airport in Weyers Cave, Va., on Oct. 5, 2012. (Associated Press)