Seattle Seahawks standout defensive lineman Leonard Williams is set to play in Sunday's NFC West showdown against the San Francisco 49ers.

Cristian Roldan scored in the 90th minute to give the Seattle Sounders a 2-1 victory over Sporting Kansas City, extending an unbeaten run to eight.

The Seattle Kraken scored three goals in the first period en route to a season-opening 6-1 win over the Calgary Flames in the Saddledome.

Dan Wilson won't return for a fourth season as Seattle Mariners manager after a disappointing year where the team fell short of expectations.

Jess Fishlock sees the Reign through with two precision goals

The league says the focus has been more on Las Vegas, but that's not exactly a bad thing for Seattle Sonics NBA expansion team hopes.

The Seattle Mariners are calling up slugging outfielder prospect Lazaro Montes to the majors leaguers, according to multiple report.

Williams was previously entering the last year of his contract.

ESPN's Jeff Passan reported Thursday the Seattle Mariners plan to call up Kade Anderson, the top pitching prospect in baseball per MLB Pipeline.

What we’ll be looking for during the Seahawks vs. Cowboys preseason showdown at Lumen Field.

A foundational piece of Mike Macdonald’s defense is here to stay.

The Mariners are optioning infielder Colt Emerson to Triple-A Tacoma, reports Ryan Divish of The Seattle Times. More to come.

The Seattle Mariners are acquiring Taylor Ward, a righty-hitting outfielder, in a trade with the Baltimore Orioles, per ESPN's Jeff Passan.

Plus some pitching targets for the Cubs, how the White Sox could offset Kyle Teel's absence and more.

The Athletic's Ken Rosenthal and Will Sammon report the Mariners are "open" to moving Emerson Hancock.

SPOKANE, Wash. — Spokane Velocity FC continued its hot streak Wednesday night, defeating Charlotte Independence 3-0 at ONE Spokane Stadium to earn its third consecutive victory and climb into fourth

Lazaro Montes, the Seattle Mariners' No. 3 prospect, is joining the Triple-A Tacoma Rainiers after blasting 25 home runs in 79 games in Double-A.