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CIA director David Petraeus resigns over affair

9 November 2012 Last updated at 23:31 GMT

The head of the CIA, General David Petraeus, has resigned after admitting he had an extramarital affair.

The announcement comes just days after President Obama won a second term.

The general was credited with the success of US military surges in both Iraq and Afghanistan.

Kim Ghattas reports from Washington.