Hillary Clinton warned that the Supreme Court’s Republican majority is “turning the clock back” with some of its recent decisions, including the “nonsensical” ruling earlier this week that gives the president the authority to fire members of independent federal agencies. The former secretary of state pointed to the “mental gymnastics” that the high court performed when it backed President Donald Trump in his case against Rebecca Slaughter, a Democratic member of the Federal Trade Commission, whom he fired without cause. The ruling on Monday overturned a 1935 precedent that had protected agency independence. “I mean, it is a nonsensical —...