Morrow had a scope on his elbow a month ago. Could impact avail in April— Jesse Rogers (@ESPNChiCubs) December 6, 2018″This was a cleanup of some cartilage, done arthroscopically,” Cubs president of baseball operations Theo Epstein said Thursday.He added: “Doing well. Progressing without limitations.” Related News Morrow was limited to 35 games in 2018 as he dealt with back and arm injuries. MLB hot stove: Twins finalizing 1-year deal with 2B Jonathan Schoop, report says Cubs closer Brandon Morrow is likely to miss even more time.According to ESPN, Morrow underwent minor surgery on his elbow last month and may have to miss some games to start the 2019 season. He tallied 22 saves with a 1.47 ERA.According to ESPN, the Cubs may now be more active in the free-agent market for relievers.The report says Chicago has shown some interest in Yankees reliever Zach Britton, but nothing is imminent.