- Sports & Recreation
- Daniel Winkler
- Colorado Rockies
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By The Sports Xchange June 11, 2014 1:00 PM
Colorado Rockies right-handed pitching prospect Daniel Winkler will undergo Tommy John surgery, the Denver Post reported Wednesday. Winkler injured his right elbow on Saturday while pitching for Double-A Tulsa. An MRI confirmed Winkler tore his ulnar collateral ligament. Winkler was 5-2 with a 1.41 ERA in 12 starts, with 71 strikeouts in 70 innings.