Forget whether or not the 'torture' tactics on Al Qaeda suspects were justifiable. Debate now rages as to whether they were effective.
Those who wrote the memos are not in the clear, he says, but any investigation must be above partisanship.
Some advocates say his policies on federal whistleblowers are too much like Bush’s.
But defenders of Panetta say he could bring valuable management skills to the job.
The group's reputation has fallen in the Muslim world. But Western recruits who can more easily enter the US are being trained in Pakistan camps, intelligence officials say.