Another night, another raucous celebration for the Seattle Mariners.

After clinching a postseason berth Tuesday, the Mariners captured their first American League West title since 2001 with a 9-2 victory against the visiting Colorado Rockies on Wednesday as Cal Raleigh led a power surge with two home runs, giving him a major league-leading 60 this season.

The Mariners will be chasing a top-two seed and a first-round playoff bye when the three-game interleague series wraps up Thursday night.

Julio Rodriguez, Jorge Polanco and Eugenio Suarez also went deep for the Mariners (89-69), who won their sixth in a row and for the 16th time in their past 17 games. Right-hander Luis Castillo allowed one run on as many hits over 7 1/3 innings and struck out a season-high 10.

The Mariners, who estim

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