The Seahawks hoped to retain their position atop the NFC West with a victory over the AFC West-leading Kansas City Chiefs, but struggled and fell 42-24 in front of the home crowd at Qwest Field.
In the Seahawks locker room before the game, quarterback Matt Hasselbeck gets his pads adjusted by assistant coach Pat McPherson.
Offensive lineman Tyler Polumbus waits outside of the team's locker room next to a 12th Man flag signed by fans.
The Sea Gals were flying high during their pregame routine at midfield prior to the introduction of the teams.
Taima the Hawk flies out of the tunnel moments before Lofa Tatupu and the rest of the Seahawks are introduced to a raucous crowd at Qwest Field.
Rookie offensive tackle Russell Okung gets the crowd pumped up as he is introduced during pregame.
Wide receiver Golden Tate tries to make a one-handed grab along the sideline but the ball fell incomplete.
Kansas City tight end Mike Cox tries to steady himself after being upended by Seattle defenders
Seattle's Kentwan Balmer blocks a field goal by Kansas City's Ryan Succop in the first half, one of two big plays by the Seahawks special teams.
Seattle's Kelly Jennings dives over Kansas City holder Dustin Colquitt to recover the blocked field goal.
Seattle's Junior Siavii (94) and Raheem Brock (98) celebrate after the Seahawks blocked a Kansas City field goal.
Kansas City punter Dustin Colquitt attempts a punt that is blocked by Seahawks special teamer Kennard Cox in the second quarter.
Seattle's Earl Thomas scoops up the blocked punt and returns it 10-yards for a touchdown.
Seattle's special teams continued to dominate with Will Herring (54) and Justin Forsett (20) making a jarring tackle.
Seattle's Will Herring celebrates with his tongue out after making a big hit.
Quarterback Matt Hasselbeck throws while under pressure from Kansas City's Wallace Gilberry (92).
Seattle receiver Deon Butler flies out of bounds after making a catch near the goal line but was unable to keep both feet inbounds and the catch was ruled incomplete.
Seahawks tight end Chris Baker spikes the ball emphatically after scoring on a 13-yard touchdown pass from Matt Hasselbeck in the third quarter.
Qwest Field was a gorgeous site to behold from a weather standpoint, as sunny skies and early winter light shone down on the arches of the stadium.
Tight End Cameron Morrah, making a tough grab while falling on near the sideline as Kansas City cornerback Brandon Carr tries to defend.
Morrah appears to land inbounds with the reception but officials ruled him out of bounds and the Seahawks did not have enough evidence to challenge the ruling.
Wide receiver Ben Obomanu continued his fine play, getting behind the Kansas City secondary to haul in an 87-yard touchdown pass from Matt Hasselbeck.
Quarterback Matt Hasselbeck walks off the field after throwing one of three interceptions on the afternoon.
Seahawks fans came away disappointed with their team's second home loss in as many games. Carolina comes to town next weekend.
In the locker room after the game, coach Pete Carroll told his team that "this is not how we want to play" and that they would start fresh on Monday morning in preparation for the Carolina Panthers.