II 118th CONGRESS 2d Session S. 4164 IN THE SENATE OF THE UNITED STATES April 18, 2024 Mr. Durbin (for himself and Ms. Duckworth ) introduced the following bill; which was read twice and referred to the Committee on Energy and Natural Resources A BILL To authorize the Secretary of the Interior to conduct a special resource study of the Cahokia Mounds and surrounding land in the States of Illinois and Missouri, and for other purposes.