Seattle (103-40) swept its 13th series of the season and remained on pace to match the Chicago Cubs major league record of 116 wins set in 1906. The Mariners' magic number to clinch the AL West is three.
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Boone hit his 35th homer in the first inning, giving him 128 RBIs breaking the AL record for second baseman set by Detroit's Charlie Gehringer in 1934.

The Mariners won 6-1 and the beat goes on. All the rest of the games are with AL West rivals.