Instant analysis of first-place 49ers’ 28-16 win over Seahawks

SANTA CLARA – Just under three minutes remained in the 49ers’ 28-16 victory Sunday when a melee broke out, befitting of their rivalry with the frustrated and overwhelmed Seattle Seahawks.

Linebacker Fred Warner had made an acrobatic interception, Seahawks’ target D.K. Metcalf repeatedly grabbed Warner’s facemask in response, and cornerback Deommodore Lenoir rushed to the scene with a haymaker.

Well, at least no security chief on the sideline was involved in this scuffle, unlike last...