III 115th CONGRESS 2d Session S. RES. 423 IN THE SENATE OF THE UNITED STATES March 1, 2018 Mr. Brown (for himself, Mr. Barrasso , Mr. Markey , Mr. Whitehouse , Ms. Warren , Ms. Stabenow , Mr. Wicker , Mr. Booker , Ms. Klobuchar , and Mr. Hatch ) submitted the following resolution; which was considered and agreed to RESOLUTION Designating February 28, 2018, as Rare Disease Day .