Don’t you just love it when rivalries get renewed?

Dre Greenlaw, a linebacker for the San Francisco 49ers, was slapped with an ejection Sunday during second quarter action of a divisional clash against the Seattle Seahawks following a late hit and headbutt on the sideline of the defending Super Bowl champions.

With 6:30 remaining in the first half, and San Francisco holding a 14-10 lead, Seattle quarterback Sam Darnold ran towards the Seahawks........

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