Goldman Sachs' Abby Joseph Cohen says the Federal Reserve's independence is crucial to its success and she's concerned by moves in Congress to second-guess the Fed's decisions. Greg Valliere, Horizon Investments' chief global strategist, says Donald Trump may modify the executive order on immigration. Finally, Noah Feldman, a professor at Harvard Law School and Bloomberg View columnist, says judges don't respond well to bullying and don't like people stepping on their toes.