II 115th CONGRESS 1st Session S. 2023 IN THE SENATE OF THE UNITED STATES October 26, 2017 Mr. Rubio introduced the following bill; which was read twice and referred to the Committee on Commerce, Science, and Transportation A BILL To require a study regarding security measures and equipment at Cuba’s airports, require the standardization of Federal Air Marshal Service agreements, require efforts to raise international aviation security standards, and for other purposes.