Note to Self: Danica Patrick on toughening up in a NASCAR world Official who led Benghazi probe defends decision to not interview Clinton Thomas Pickering, the ambassador who led a State Department probe of last year's Benghazi, Libya, attack says the review was not a whitewash. He defended his decision to not interview the former secretary of state, as well as his assessment to not record hundreds of witness interviews. Sharyl Attkisson reports.