The Seattle Seahawks and Los Angeles Rams both took care of business on Sunday.

Seattle rode a dominant second half to a 37-9 blowout of the Atlanta Falcons , while Los Angeles cruised past the Arizona Cardinals in a 45-17 rout.

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That leaves the Seahawks (10-3) and Rams (10-3) locked in a first-place tie atop the razor-tight NFC West, with the idle San Francisco 49ers (9-4) sitting one game behind.

Los Angeles still holds the head-to-head tiebreaker over Seattle by virtue of its 21-19 win over the Seahawks last month. But Seattle has a chance to nullify that when the Rams come to town for a high-stakes Week 16 rematch on Dec. 18.

NFL standings

Elsewhere in the NFC, the Green Bay Packers (9-3-1) held on to beat the Chicago Be

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