Bills DT Phidarian Mathis was suspended three games for violating the NFL substances of abuse policy. https://t.co/cLXyI Via @AdamSchefter on X

What happened: The NFL imposed the three-game discipline on Buffalo defensive tackle Phidarian Mathis for violating its substances of abuse policy.

Why it matters: Buffalo will be without Mathis for three games.

What to watch: Mathis can return after serving the suspension.

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