Congress on Petraeus probe: We want answers

FILE - In this June 23, 2011 file photo, Holly Petraeus looks on as her husband, then-CIA Director nominee Gen. David Petraeus, testifies before the Senate Intelligence Committee on Capitol Hill in Washington. Gen. 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/Cliff Owen, File)