Kansas City Chiefs tight end Travis Kelce (87) is upended short of the end zone by Detroit Lions cornerback Rock Ya-Sin (23) during the first half Sunday in Kansas City, Mo. (AP Photo/Ed Zurga)

KANSAS CITY, Mo. (AP) — A long, frustrating night for the Detroit Lions inside Arrowhead Stadium ended with Brian Branch delivering a punch to Kansas City Chiefs wide receiver JuJu Smith-Schuster, setting off a brief fistfight among players from both teams.

It was about as much fight as the Lions showed all night.

They were dominated on both sides of the ball by a Kansas City team coming off a mistake-filled mess in Jacksonville with no interest in falling two games below .500. Indeed, the Chiefs shut down the prolific Detroit offense, holding it to less than half its season scoring average, and

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