Kopech is day-to-day after suffering from a sore left hamstring during his relief appearance Wednesday against the Cardinals, James Fegan of The Athleticreports.
EDGE Analysis
Kopech fell awkwardly on the last pitch of his scoreless seventh inning Wednesday, but he appears to have avoided any significant injury. Considering their bullpen depth and Kopech's immense long-term potential, it's unlikely the White Sox rush his return.