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Is Aaron Bummer part of the White Sox core? His contract extension says he is - The Athletic
![White Sox sign lefty Aaron Bummer to five-year extension - Chicago Sun-Times](https://cdn.mlbtraderumors.com/files/2022/04/garrett-crochet-whitesox-1024x683.jpg)
Garrett Crochet To Undergo Tommy John Surgery - MLB Trade Rumors
![White Sox sign lefty Aaron Bummer to five-year extension - Chicago Sun-Times](http://blogs.fangraphs.com/wp-content/uploads/2023/03/USATSI_19221752.jpg)
2023 Positional Power Rankings: Bullpen (No. 1-15)
![White Sox sign lefty Aaron Bummer to five-year extension - Chicago Sun-Times](https://cdn.mlbtraderumors.com/files/2019/05/jose-abreu-white-sox-1024x682.jpg)
White Sox Rumors: Colome, Abreu, Bummer, Fry, Leury - MLB Trade Rumors
![White Sox sign lefty Aaron Bummer to five-year extension - Chicago Sun-Times](https://arc-anglerfish-arc2-prod-tronc.s3.amazonaws.com/public/RRNWBQHZCFBDVI6WEYGDZUS25E.jpg)
Chicago White Sox, Aaron Bummer agree to 5-year, $16M deal
![White Sox sign lefty Aaron Bummer to five-year extension - Chicago Sun-Times](https://www.chicagotribune.com/resizer/dhqfyfOlI-TFyb9m2wAhyT21yW4=/1200x630/filters:format(jpg):quality(70)/arc-anglerfish-arc2-prod-tronc.s3.amazonaws.com/public/RRDD6567EFDDDA3OFA7LMIM7GA.jpg)
Chicago White Sox, Aaron Bummer agree to 5-year, $16M deal
![White Sox sign lefty Aaron Bummer to five-year extension - Chicago Sun-Times](https://img.mlbstatic.com/mlb-photos/image/upload/d_people:generic:headshot:67:current.png/w_213,q_auto:best/v1/people/518735/headshot/67/current)
Yasmani Grandal Stats, Fantasy & News
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White Sox' bullpen panned, but Aaron Bummer still confident - Chicago Sun- Times
![White Sox sign lefty Aaron Bummer to five-year extension - Chicago Sun-Times](http://diamond-digest.com/wp-content/uploads/2022/07/FWsvpmCUsAA5nfT-scaled.jpg)
A Potential Chicago White Sox Trade Deadline - Diamond Digest
![White Sox sign lefty Aaron Bummer to five-year extension - Chicago Sun-Times](https://cdn.theathletic.com/app/uploads/2023/07/27002324/AP23208085032369-scaled.jpg)
The Cubs are on a hot streak. What would buying at the deadline look like? - The Athletic
![White Sox sign lefty Aaron Bummer to five-year extension - Chicago Sun-Times](https://cdn.mlbtraderumors.com/files/2020/02/aaron-bummer-white-sox-1024x681.jpg)
White Sox Sign Aaron Bummer To Five-Year Extension - MLB Trade Rumors
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How Jace Fry can become the White Sox closer - The Athletic