Miles Mikolas tossed seven shutout innings as the Cardinals outlasted the Cubs 3-2 at Busch Stadium Friday night in the opener of a weekend series.
Mikolas stayed perfect on the season giving up seven hits while striking out four to up his record to 4-0.
Bud Norris gave up two runs in the ninth inning but held steady for his seventh save.
Tommy Pham launched a three-run homer for the all the Cardinals offense in the second inning.
