MILWAUKEE — Randal Grichuk hit a three-run homer to cap a six-run fifth inning, and Lance Lynn pitched St. Louis to a 6-0 win over Milwaukee

Lynn (9-6) stranded nine runners in six innings as the NL Central leaders became the first major league team to reach 70 wins this season.

He allowed six hits and four walks while throwing 109 pitches.

It was the second consecutive shutout and 12th this season for the Cardinals (70-39), who beat Cincinnati 3-0 on Thursday behind All-Star Michael Wacha.