FactSet Senior Earnings Analyst John Butters provides an update of the key metrics for the fourth quarter earnings season for the S&P 500 as we are now past the peak weeks of the earnings season with just about a quarter of the index left to report. He also discusses commentary on Biden policy changes by S&P 500 companies. With the start of the Biden administration in January, have S&P 500 companies commented on the policies of the new administration on their fourth quarter earnings calls?