Burman, Combs, Dabbar, Domenech, Jonas, and Menezes nominations : hearing before the Committee on Energy and Natural Resources, United States Senate, One Hundred Fifteenth Congress, first session, to consider the nominations of Brenda Burman, to be Commissioner of Reclamation ; Susan Combs, to be an Assistant Secretary of the Interior ; Paul Dabbar, to be Under Secretary for Science, Department of Energy ; Douglas W. Domenech, to be an Assistant Secretary of the Interior ; David Jonas, to be General Counsel of the Department of Energy ; and Mark Wesley Menezes, to be Under Secretary of the Department of Energy, July 20, 2017.