Here are Bills Wire's three potential X-factors on the Bills (5-2) offense against the Chiefs (5-3): As we've seen in recent weeks, Cook can carry the load for the Bills offense. Not only that, when Cook is successful, it helps out quarterback Josh Allen and the passing game. Cook needs his touches against the Chiefs.

Here are the latest full injury reports for both teams ahead of their Sunday clash at Highmark Stadium:

The Buffalo Bills trounced the Carolina Panthers 40-9 on Sunday at Bank of America Stadium in Charlotte, N.C. The Bills improved to fell to 5-2 on the season, the Panthers fell to 4-4. Here are the numbers from the game.

The Buffalo Bills had another key member of their defense miss time, with one of their linebackers sitting out of Thursday's practice.

NFL Week 9 odds, picks, predictions, TV channel, streaming information for the Sunday football game between the Kansas City Chiefs and Buffalo Bills.

In an exclusive interview, Bills backup quarterback Mitch Trubisky gets candid about Buffalo and his role before facing the Chiefs in Week 9.

Buffalo Bills' running back James Cook is earning every bit of his new contract with a historical seven-game start to the season.

USA Today's NFL experts make their picks for a Week 9 showdown between the Buffalo Bills and Kansas City Chiefs