Obama, Romney go toe to toe in second debate

President Obama sought to redeem himself as the second presidential debate broke new ground on some major issues.

Republican presidential nominee Mitt Romney  and President Barack Obama spar over energy policy during the second presidential debate. (AP Photo/Charlie Neibergall)

Republican presidential nominee Mitt Romney and President Barack Obama spar over energy policy during the second presidential debate. (AP Photo/Charlie Neibergall)

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