Mitt Romey & President Obama
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US election: Frantic final push for Obama and Romney

US presidential rivals Barack Obama and Mitt Romney will spend the final day of their election battle in a frantic push to win key votes in swing states.

President Obama and Mr Romney are running almost neck-and-neck in national polls, but figures from many key battlegrounds show the incumbent narrowly ahead.

Steve Kingstone reports from Washington.

For in depth coverage as the US goes to the polls: BBC US election special report