On Monday , the new head of the embattled IRS was asked how he would restore public trust in the agency after the targeting scandal and a new report on Tuesday that described wasteful spending . NEW : Legislators clash at a congressional hearing where victims of targeting appeared . As Congress considers the matter , the two parties offer varying takes on what happened . Congress , the IRS , the inspector general and the Justice Department are investigating . The GOP House Appropriations chairman joins Nixon in warning of an attack list .
NEW : Legislators clash at a congressional hearing where victims of targeting appeared . As Congress considers the matter , the two parties offer varying takes on what happened . Congress , the IRS , the inspector general and the Justice Department are investigating . The GOP House Appropriations chairman joins Nixon in warning of an attack list .