Shea Langeliers went 4-for-4 with a homer and Luis Severino pitched a dazzling 6 1/3 innings at home as the Athletics continued their season-long dominance of the Houston Astros with a 6-0 victory on Wednesday night at West Sacramento, Calif.

The Astros lost their seventh straight game against the Athletics and saw their American League West title hopes come to an end. The Seattle Mariners clinched the division crown with their victory over the Colorado Rockies shortly before Houston lost its fifth straight game.

Houston (84-74) stands one game behind another fading team in the Detroit Tigers for the final wild-card spot. Detroit has dropped eight straight games.

Tyler Soderstrom also homered and joined Langeliers and Brent Rooker with two RBIs as the A's (75-83) improved to 8-4 against

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