House Speaker Ryan sees long battle over tax reform

The United States' first tax overhaul in decades may not pass Congress until well into 2017, House of Representatives Speaker Paul Ryan said on Wednesday, in a sign the timetable for the legislation has been pushed back.Revamping the U.S. tax code has become a new legislative test for President Donald Trump after a Republican push to repeal former President Barack Obama's signature healthcare law failed last month in a humiliating defeat for the party.Some Republicans in Congress had hoped to pa