In his first press conference since winning re-election, President Barack Obama said Wednesday he has seen no evidence that national security was threatened by the widening sex scandal that ensnared his former CIA director and top military commander in Afghanistan.

He also defiantly told critics of U.N. Ambassador Susan Rice, a potential candidate to lead the State Department, that they should "go after me" — not her — if they have issues with the administration's handling of the deadly attacks on Americans in Benghazi, Libya and vowed not to cave to Republicans who have pressed for tax cuts first passed by George W. Bush to be extended for all income earners.

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