Poll workers Eva Prenga, right, Roxanne Blancero, center, and Carole Sevchuk try to start an optical scanner voting machine in the cold and dark at a polling station in a tent in the Midland Beach section of Staten Island, New York, Tuesday, Nov. 6, 2012. The original polling site, a school, was damaged by Superstorm Sandy. (AP Photo/Seth Wenig)

With members of the New Jersey National Guard seen through a window as they congregate outside of Hoboken City Hall, specialists Abdul Scott, bottom right, of Elizabeth, N.J., and Cullin King, of Hillside, N.J., fill out and affidavits as they cast their vote on Election Day, Tuesday, Nov. 6, 2012, in Hoboken, N.J. The servicemen, are performing duties in the city which was hit by severe flooding caused by Superstorm Sandy. (AP Photo/Julio Cortez)

Roseville Bakeryin Roseville, Minn. has been selling Obama and Romney cookies and tallying sales as part of a decidedly unscientific cookie poll. Roseville Bakery owner Amy Johnson says she's done her cookie poll in the past two elections, and it correctly predicted the winner both times. (AP Photo/Amy Forliti)

Republican vice presidential candidate, Rep. Paul Ryan, R-Wis., votes with his children Sam and Liza, as his wife Janna, second from left, votes with Charlie, at the Hedberg Public Library in Janesville, Wis., Tuesday, Nov. 6, 2012. (AP Photo/Mary Altaffer)

Republican presidential candidate, former Massachusetts Gov. Mitt Romney and wife Ann Romney vote in Belmont, Mass., Tuesday, Nov. 6, 2012. (AP Photo/Charles Dharapak)

President Barack Obama and first lady Michelle Obama walk off Air Force One after arriving at O'Hare International Airport in Chicago, Tuesday, Nov. 6, 2012. (AP Photo/Paul Beaty)

Voters fill out their ballots in a vehicle storage bay at Armory Garage, a Jeep, Chrysler, Dodge and Ram auto dealership on Election Day 2012 on Tuesday, Nov. 6, 2012, in Albany, N.Y. After a grinding presidential campaign President Barack Obama and Republican presidential candidate, former Massachusetts Gov. Mitt Romney, yield center stage to American voters Tuesday for an Election Day choice that will frame the contours of government and the nation for years to come. (AP Photo/Mike Groll)

Vice President Joe Biden, accompanied by his son Beau Biden, his wife, Hallie and their daughter Natalie, stands in line to cast his ballot at Alexis I. duPont High School, Tuesday, Nov. 6, 2012, in Greenville, Del. (AP Photo/Matt Rourke)