FILE - In this May 4, 2018, file photo, St. Louis Cardinals starting pitcher Miles Mikolas (39) throws in the first inning during a baseball game against the Chicago Cubs, in St. Louis. Mikolas returned from a three-year stay in Japan when he signed with the Cardinals during the offseason. The right-hander has been one of the top starters for the Cardinals in his return, walking only two batters in 40 innings this season. (AP Photo/Michael Thomas, File)
Miles Mikolas last pitched on the Petco Park mound on July 31, 2013. Then a reliever for the San Diego Padres, he retired Cincinnati’s Chris Heisey on a fly ball to right in the ninth inning.