The increasingly negative campaign that is the Virginia race for governor between Republican Ken Cuccinelli (left) and Democrat Terry McAuliffe could keep some voters home. Steve Helber/AP hide caption

itoggle caption Steve Helber/AP

Republican presidential nominee Mitt Romney pauses while speaking at a campaign rally at the Patriot Center at George Mason University in Fairfax, Va., on Monday. Charles Dharapak/AP hide caption

itoggle caption Charles Dharapak/AP

A supporter takes a photo with a cell phone as former Speaker of the House Newt Gingrich greets supporters Dec. 22 in Richmond. Gingrich said then that he would gather enough signatures to make the Virginia ballot, but over the weekend he failed to qualify. Alex Wong/Getty Images hide caption

itoggle caption Alex Wong/Getty Images