The Seattle Mariners acquired All-Star first baseman Yonder Alonso from the Oakland Athletics on Sunday for minor league outfielder Boog Powell.
The Mariners, who have not been in postseason play since 2001, entered a Sunday doubleheader at Kansas City, trailing the Royals by 1 1/2 games for the second wild-card spot.
Alonso, 30, is hitting .266 with 17 doubles, 22 home runs and 49 RBIs. He ranks second among American League first baseman with a .527 slugging percentage.
“I feel like it's a compliment he brings to our lineup, particularly the left-handed bat and how he pairs with Valencia, which they've done before,” Mariners general manager Jerry Dipoto said. “It's a...