Top White Sox pitching prospect Michael Kopech has UCL tear, likely to have Tommy John surgery
White Sox' Michael Kopech, part of trade for Chris Sale, is showing what Red Sox saw in him eight years ago - The Boston Globe
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Michael Kopech recovering from TJ surgery
White Sox phenom Michael Kopech likely needs reconstructive elbow surgery, will miss 2019 season – Sports Medicine Weekly
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Elite White Sox prospect Michael Kopech likely to have Tommy John surgery following UCL tear diagnosis
Michael Kopech has UCL tear, needs Tommy John, will miss 2019 season – Chicago White Sox baseball blog
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Chicago White Sox right-hander Michael Kopech undergoes Tommy John surgery