(Undated)  --  The Seahawks will have one of the tougher schedules in 2020.  So says CBS-Sports-dot-com.  Seattle opponents combined records in 2019 was 129-125-and-2, a .509 winning percentage, good for tied for 13th in the league and in the upper half of the toughest schedules in the league.  In contrast, the 49ers have the fourth toughest schedule, the Cardinals have the eighth toughest, and the Rams have the 10th toughest.