Republicans in the U.S. Congress are moving to repeal regulations adopted by the Obama administration in October that would have subjected internet service providers to stricter scrutiny than websites to protect customers' Senator Jeff Flake of Arizona introduced a resolution on Tuesday backed by 34 other senators to undo the regulations under a provision that allows Congress to repeal recently approved federal regulations. Representative Marsha Blackburn of Tennessee, who chairs a House panel on telecommunications, introduced a companion measure on Wednesday.