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William Kempner to undergo elbow surgery, Eli Morgan designated for assignment

Yahoo Sports • 1 min read • Latest: Aug 16, 2026, 2:01 AM

Last updated Aug 16, 2026

Baseball

Summary

Miami Marlins reliever William Kempner will have elbow surgery and is expected to miss at least 12 months. The 25-year-old made his MLB debut on May 5, pitching nine games with a 2.92 ERA. Meanwhile, former Gonzaga pitcher Eli Morgan has been designated for assignment by the Kansas City Royals to make room for Tony Gonsolin. Morgan, who posted a 5.12 ERA this season in 16 games for the Royals, has been optioned to Triple-A Omaha since July 24, where he recorded a 1.40 ERA in 22 appearances.

Source Links

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Key Details

•Kempner is expected to be out for at least 12 months after surgery.
•He recorded a 2.92 ERA in nine MLB games this season.
•Morgan has a 5.12 ERA in 16 games with the Royals this year.
•Morgan was recently optioned to Triple-A Omaha.
•Gonsolin's signing prompted Morgan's designation.

Latest Updates

2:01 AMYahoo Sports — Gonzaga product William Kempner to undergo surgery, former Zag Eli Morgan designated for assignment | MLB locals

What they're saying

"
Aug. 15—Miami Marlins reliever William Kempner, a former Gonzaga standout, will reportedly undergo elbow surgery and is expected to be sidelined for at least the next 12 months. The 25-year-old right-hander made his MLB debut May 5 and showed promise in nine games for the Marlins, recording a 2.92 ERA and 14 strikeouts against four walks over 12 1/3 innings pitched. Kempner has a 3.51 ERA in ...
— Yahoo Sports

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Kansas City Royals Los Angeles Dodgers Miami Marlins MLB Baseball