II 115th CONGRESS 1st Session S. 860 IN THE SENATE OF THE UNITED STATES April 5 (legislative day, April 4), 2017 Mr. Grassley (for himself, Mr. Whitehouse , Mr. Tillis , Mrs. Feinstein , Mr. Hatch , Mr. Leahy , Mr. Durbin , Mr. Cornyn , Mr. Blunt , and Ms. Klobuchar ) introduced the following bill; which was read twice and referred to the Committee on the Judiciary A BILL To reauthorize and improve the Juvenile Justice and Delinquency Prevention Act of 1974, and for other purposes.