II 115th CONGRESS 1st Session S. 854 IN THE SENATE OF THE UNITED STATES April 5 (legislative day, April 4), 2017 Mr. Casey (for himself, Mr. Manchin , and Mr. Brown ) introduced the following bill; which was read twice and referred to the Committee on Health, Education, Labor, and Pensions A BILL To improve compliance with mine safety and health laws, empower miners to raise safety concerns, prevent future mine tragedies, and for other purposes.