With so much else going on in the pro football world, it's probably no surprise that officiating has not been on the front burner.
For sure, there have been some debatable calls, including the mess-up on Monday night in Kansas City that sent Patriots coach Bill Belichick into such a rage he apparently forgot to throw the challenge flag. Or he didn't realize his team wasn't getting the ball on what clearly was a Chiefs turnover.
Aside from that, things have been rather tame. And the league's former chief of officiating, Mike Pereira, points to several reasons why.