FILE - In this Sept. 27, 2010 file photo reviewed by the U.S. military, Gen. David Petraeus, center, tours the grounds of the U.S. run Parwan detention facility near Bagram north of Kab

 

              FILE - In this Sept. 27, 2010 file photo reviewed by the U.S. military, Gen. David Petraeus, center, tours the grounds of the U.S. run Parwan detention facility near Bagram north of Kab
FILE - In this Sept. 27, 2010 file photo reviewed by the U.S. military, Gen. David Petraeus, center, tours the grounds of the U.S. run Parwan detention facility near Bagram north of Kabul, Afghanistan. Petraeus, the retired four-star general who led the U.S. military campaigns in Iraq and Afghanistan, resigned Friday, Nov. 9, 2012 as director of the CIA after admitting he had an extramarital affair. (AP Photo/David Guttenfelder)