II 115th CONGRESS 2d Session S. 2635 IN THE SENATE OF THE UNITED STATES April 9, 2018 Mr. Kennedy (for himself, Mr. Cotton , Mr. Graham , Mr. Cassidy , Mr. Heller , and Mr. Sasse ) introduced the following bill; which was read twice and referred to the Committee on the Judiciary A BILL To amend the Controlled Substances Act and the Controlled Substances Import and Export Act to modify the offenses relating to fentanyl, and for other purposes.