AMERICAN LEAGUE

• SEATTLE 6, HOUSTON 3: Taijuan Walker struck out a career-high 11 while pitching into the seventh inning, improving to 4-1 in his past five starts as the host Mariners beat the Astros.

NATIONAL LEAGUE

•â€¯SAN DIEGO 8, ARIZONA 1: Tyson Ross threw a four-hitter in his third career complete game and the Padres beat the Diamondbacks in Phoenix.