II 118th CONGRESS 2d Session S. 3958 IN THE SENATE OF THE UNITED STATES March 14, 2024 Mr. Tester (for himself and Mr. Rubio ) introduced the following bill; which was read twice and referred to the Committee on Veterans' Affairs A BILL To require the Interagency Working Group on Toxic Exposure to conduct research on the diagnosis and treatment of health conditions of descendants of individuals exposed to toxic substances while serving as members of the Armed Forces, and for other purposes.