Nominations of William Wilkins, Daniel Tangherlini, Rosa Gumataotao Rios, and Carmen R. Nazario : hearing before the Committee on Finance, United States Senate, One Hundred Eleventh Congress, first session, on the nominations of William Wilkins, to be chief counsel, Internal Revenue Service and an assistant general counsel, Department of the Treasury; Daniel Tangherlini, to be Assistant Secretary of Treasury for Management and chief financial officer, Department of the Treasury; Rosa Gumataotao Rios, to be Treasurer of the United States, Department of the Treasury; and Carmen R. Nazario, to be Assistant Secretary of Health for Children and Families, Department of Health and Human Services, July 14, 2009.