Chiefs and 49ers stay unbeaten as NFL week four narrows undefeated field
Kansas City and San Francisco remain unbeaten after Sunday's NFL week four action, with only three of the five undefeated teams keeping perfect records.
The Chestnut Post Staff ·
The Chiefs and 49ers kept their unbeaten records intact through Sunday's action in week four of the NFL season.
Five teams entered the week with perfect records. By the end of Sunday's games, that group had fallen to three.
Originally reported by BBC News. Read the full story at BBC News
