Supreme Court Chief Justice John Roberts slammed what he described as “dangerous” talk by some officials about ignoring federal court rulings, using an annual report weeks before President-elect Donald Trump takes office to stress the importance of an independent judiciary.

U.S. Supreme Court Chief Justice John Roberts on Tuesday warned about a rising number of threats to the judiciary's independence, including calls for violence against judges and "dangerous" suggestions by elected officials to disregard court rulings they disagree with.