II 115th CONGRESS 1st Session S. 2202 IN THE SENATE OF THE UNITED STATES December 6, 2017 Mr. Thune (for himself, Mr. Nelson , Mrs. Fischer , Mr. Booker , and Mr. Blunt ) introduced the following bill; which was read twice and referred to the Committee on Commerce, Science, and Transportation A BILL To amend title 49, United States Code, to authorize appropriations for the National Transportation Safety Board, and for other purposes.