Left-handed pitcher Locke St. John, who was signed to a minor-league deal by the Cubs just before the lockout began, November 28, 2021, has been recalled from Triple-A Iowa Saturday before the game with the Brewers. To make room on the active roster, the Cubs optioned right-handed pitcher Mark Leiter Jr. to Iowa.
St. John last appeared in the major leagues with the Angels in 2019. He made seven relief appearances that year for them and posted a 5.40 ERA and 1.650 WHIP in 6u2154 innings. He’s made five relief appearances for Iowa this year, posting a 5.