Coach of the Year? Do Bills have fatal flaw? How to explain Chiefs' historic streak?

The old saying is that nothing is certain except death and taxes. Now we can add another certainty to the list: the Chiefs winning one-score games. It seems like a tough way to become the first team ever to win three straight Super Bowls, but the Chiefs are making it work week after week. 

In this week's roundtable, FOX Sports' NFL experts try to contextualize Kansas City's historic streak. We also tackle several other topics, including whether the Bills' loss last week revealed a fatal flaw, who should win Coach of the Year and which are the teams no one should want to face in the postseason. 

Let's get started.

So the Chiefs won their 15th straight one-score game, the longest such streak in NFL history. It's almost becoming ho-hum, but where does this rank among league achievements? How do you put it into context?

The streak is a bit of an oddity, but it does speak well of the Chiefs. It's probably a little like teams that win a lot of one-run games in baseball. There's a bit of luck involved, but it also means you've got a fundamentally sound team that doesn't melt in tough situations and does the little things right. That's the Chiefs in a nutshell under Andy Reid. They're a battle-tested team that's strong enough and smart enough to overcome any small flaws.

That bodes well for them in the playoffs, where they'll play the best teams and games are much more likely to come down to the fourth quarter. Sure, it would be easier on everyone if they were blowing teams out, but that's not usually what happens in the postseason. You need teams and coaching staffs that understand the details that can't be overlooked when a game is on the line in the fourth quarter. In those situations, the Chiefs are winners. That may be