II 115th CONGRESS 2d Session S. 3172 IN THE SENATE OF THE UNITED STATES June 28, 2018 Mr. Portman (for himself, Mr. Warner , Mr. Alexander , and Mr. King ) introduced the following bill; which was read twice and referred to the Committee on Energy and Natural Resources A BILL To amend title 54, United States Code, to establish, fund, and provide for the use of amounts in a National Park Service Legacy Restoration Fund to address the maintenance backlog of the National Park Service, and for other purposes.