WASHINGTON – U.S. Senators Bob Corker (R-Tenn.), Heidi Heitkamp (D-N.D.), Pat Toomey (R-Pa.), Mark Warner (D-Va.), Lamar Alexander (R-Tenn.), Brian Schatz (D-Hawaii), Ron Johnson (R-Wis.), Chris Van Hollen (D-Md.), Mike Lee (R-Utah), Jeff Flake (R-Ariz.), Johnny Isakson (R-Ga.), and Ben Sasse (R-Neb.) today introduced legislation to...