Week 4 handed the AFC two separate pieces of news, and only one of them came with a scoreboard. The Kansas City Chiefs injury news is the hamstring: Rashee Rice pulled up with a right hamstring issue in the first quarter against the Raiders and was ruled doubtful to return after halftime. Four hundred miles northeast, New England walked into Highmark Stadium and handed Buffalo its first loss of the season, 29-26.

So the overreaction machine is running hot this morning. Patriots back on top of the AFC East? Chiefs back to being the class of the league? Let me go through it the way I go through everything. Slowly, and with the receipts.

Are the Patriots winning the AFC East again?

Here is what actually happened, which is more interesting than the takes about it. Drake Maye had been sliding. Early-season slide is the polite phrase, and the reporting out of New England had been using it for a few weeks. Then he went into Orchard Park, a building that has eaten better quarterbacks than him, and played clutch football in a three-point win over an undefeated team. Mike Vrabel flagged it afterward as critical for his group, and when a coach uses that word in early October, he is not talking about the standings. He is talking about the room.

That is the real story. Not the division race. A second-year quarterback found the version of himself the whole building has been waiting on, on the road, against the best record in the conference, with the game in his hands at the end. You cannot fake that part. It either happens or it doesn't, and Sunday it happened.

Does one game in Buffalo make New England the division favorite? No. It makes the division a conversation, which it was not on Saturday night. There is a difference, and most of the Monday morning noise is going to pretend there isn't.

checked the almanac: vrabel knows exactly what a statement win in this rivalry feels like, because he played linebacker for new england through the dynasty years and caught touchdown passes in two different super bowls as a goal-line tight end. the man has receiving touchdowns in super bowls xxxviii and xxxix. he is not going to be overwhelmed by a week 4 result.

Kansas City Chiefs injury news: what Rashee Rice's hamstring changes

The Rice news is the one I would be watching most closely if I were in Kansas City, and it has nothing to do with Sunday's box score. Soft tissue in the first quarter, doubtful to return at the half. That is the sequence that usually means the staff saw enough on the sideline to stop guessing. I do not have the imaging or a timeline in front of me yet, and anyone who tells you they do this morning is working off a vibe.

Hamstrings are the injury that lies. A receiver feels fine on a Wednesday walkthrough, tests it at full speed on a Friday, and the thing bites again in the second quarter of the next game. That is the whole reason teams get cautious with them, and why the Chiefs are unlikely to rush this one no matter what the schedule looks like.

What it costs them is the separation element. Rice is the piece that makes the intermediate stuff easy, the guy who turns a contested third-and-six into a catch-and-run. You replace volume. You do not really replace that.

What comes next for the Chiefs and Patriots

For Kansas City, it is the imaging and the language. If the words out of the building are week to week, that is one story. If it turns into a stint on the shelf, the offense reshapes itself for a month, and we find out how deep that receiver room actually goes.

For New England, the test is the follow-up. Anyone can win a big one in Buffalo once. The teams that actually win divisions are the ones who look exactly the same the following week against somebody nobody is excited about. That's the tell I'll be hunting for.

I'm watching the Chiefs' injury language first. Everything else is commentary.