FILE - In this Sept. 6, 2011, file photo, new CIA director David Petraeus, right, accompanied by his wife Holly Knowlton Petraeus and Vice President Joe Biden, speaks following his swea

 

              FILE - In this Sept. 6, 2011, file photo, new CIA director David Petraeus, right, accompanied by his wife Holly Knowlton Petraeus and Vice President Joe Biden, speaks following his swea
FILE - In this Sept. 6, 2011, file photo, new CIA director David Petraeus, right, accompanied by his wife Holly Knowlton Petraeus and Vice President Joe Biden, speaks following his swearing-in ceremony, in the Roosevelt Room of the White House in Washington. Petraeus has resigned as director of the CIA after admitting he had an extramarital affair. (AP Photo/Pablo Martinez Monsivais, File)