Nominations of John O. Colvin, Stuart Levey, and Juan C. Zarate : hearing before the Committee on Finance, United States Senate, One Hundred Eighth Congress, first session, on the nominations of John O. Colvin to be judge, U.S. Tax Court, the judiciary; Stuart Levey, to be Under Secretary for Enforcement, U.S. Department of the Treasury; and Juan C. Zarate, to be Assistant Secretary for Terrorism Financing, U.S. Department of the Treasury, May, 19, 2004. (U.S. G.P.O., 2005)