ST. LOUIS (AP) — Aaron Ashby tied Atlanta’s Chris Sale for the major league lead with his sixth win, backed by Andrew Vaughn’s three-run homer in a four-run first inning, and the Milwaukee Brewers beat the St. Louis Cardinals 6-2 Wednesday. Aaron Ashby (6-0) entered to open the sixth and pitched two hitless innings, allowing his only runner to reach on a walk, as five pitchers combined on a four-hitter. Rookie Brandon Sproat started and gave up …