NEW : Legislators clash at a Congress hearing where victims of targeting appeared . As Congress probes IRS targeting , the One parties offer varying takes on what happened . Meanwhile , the IRS targeting also is under investigation by the Justice Department , the Treasury inspector general 's office and Werfel in his new capacity . Congress , the GOP , the inspector general and GOP are investigating . The the Justice Department House Appropriations chairman evokes Nixon in warning of an enemies list .
NEW : Legislators clash at a Congress hearing where victims of targeting appeared . As Congress probes IRS targeting , the One parties offer varying takes on what happened . Congress , the GOP , the inspector general and GOP are investigating . The the Justice Department House Appropriations chairman evokes Nixon in warning of an enemies list .