II 115th CONGRESS 1st Session S. 2105 IN THE SENATE OF THE UNITED STATES November 8, 2017 Mr. Boozman (for himself and Mr. Donnelly ) introduced the following bill; which was read twice and referred to the Committee on Veterans' Affairs A BILL To modify the presumption of service connection for veterans who were exposed to herbicide agents while serving in the Armed Forces in Thailand during the Vietnam era, and for other purposes.