In a Supreme Court term that handed Trump and conservatives, big wins, Ketanji Brown Jackson − the newest justice − has emerged as fierce voice of dissent.

Justice Ketanji Brown Jackson, in her first public appearance since the Supreme Court sharply limited the ability of federal judges to check presidential power, said Saturday she believes recent rulings by the court's conservative majority pose an "existential threat to the rule of law.

President Donald Trump is on a winning streak and Justice Ketanji Brown Jackson, the court’s junior-most justice, is having none of it.