Seattle Seahawks' Marcus Pollard reacts after scoring on a three yard pass against the Arizona Cardinals during the third quarter of their football game in Seattle, Sunday, Dec. 9, 2007. The Seahawks won 42-21.

The Seahawks captured their fourth straight NFC West championship by defeating the Arizona Cardinals, 42-21, at Qwest Field on Sunday.  With the victory, the Seahawks secured themselves a spot in the postseason for the fifth year in-a-row.  Matt Hasselbeck passed for 272 yards and four touchdowns for Seattle, which has won five consecutive games to improve to 9-and-4 on the season.  Marcus Trufant returned an interception 84 yards for a touchdown in the victory.  Kurt Warner threw for 337 yards and three touchdowns, but was also picked off five times as the Cards dipped to 6-and-7.  Jerheme Urban had six catches for 123 yards and a score in the setback.