In a victory for employers and the Trump administration, the Supreme Court on Monday said that employers could block employees from banding together as a class to fight legal disputes in employment arbitration agreements. Justice Neil Gorsuch delivered the opinion for the 5-4 majority, his first major opinion since joining the court last spring and a demonstration of how the Senate Republicans' move to keep liberal nominee Merrick Garland from being confirmed in 2016 has helped cement a conservative court.