Air marshal-turned-whistle-blower says he was targeted by the IRS . Watch Anderson Cooper . He 's been questioned by investigators probing the tax-collection agency . The Associated Press contributed to this report. The IRS defends the `` fairness and integrity '' of its audits .
Air marshal-turned-whistle-blower says he was targeted by the IRS . He 's been questioned by investigators probing the tax-collection agency . The Associated Press contributed to this report. The IRS defends the `` fairness and integrity '' of its audits .