![Aaron Bummer - LH Relief P - Chicago White Sox Digital Art by Bob](https://media.gettyimages.com/id/957645056/photo/aaron-bummer-of-the-chicago-white-sox-pitches-during-the-game-against-the-oakland-athletics-at.jpg?s=612x612&w=gi&k=20&c=6QA13FMwVcnJ6Wi055E2yMzOgcMuNtcXeQ_tL8qCGL0=)
813 Aaron Bummer Stock Photos, High-Res Pictures, and Images
![Aaron Bummer - LH Relief P - Chicago White Sox Digital Art by Bob](https://pbs.twimg.com/ext_tw_video_thumb/1279448001514217473/pu/img/60c-oadwjCT13Xpo.jpg)
Aaron Bummer (@aaronbummer) / X
![Aaron Bummer - LH Relief P - Chicago White Sox Digital Art by Bob](https://media.gettyimages.com/id/950370944/photo/aaron-bummer-of-the-chicago-white-sox-pitches-against-the-houston-astros-on-april-20-2018-at.jpg?s=612x612&w=gi&k=20&c=G19kpkwVISU97p_Ws-6CbTW85PP5BAv9I0VNMEYAEDA=)
813 Aaron Bummer Stock Photos, High-Res Pictures, and Images
![Aaron Bummer - LH Relief P - Chicago White Sox Digital Art by Bob](https://media.gettyimages.com/id/950370936/photo/aaron-bummer-of-the-chicago-white-sox-pitches-against-the-houston-astros-on-april-20-2018-at.jpg?s=612x612&w=gi&k=20&c=BJfTSi6E5UBM6e5Xz0L3fDXirjXEN6V-FbgSDNff4jc=)
813 Aaron Bummer Stock Photos, High-Res Pictures, and Images
![Aaron Bummer - LH Relief P - Chicago White Sox Digital Art by Bob](https://www.chicagotribune.com/resizer/JHqTPsUILzATS2ZvYd5TjFIEIbU=/2048x1365/arc-anglerfish-arc2-prod-tronc.s3.amazonaws.com/public/HGWAEJLLUZFQJMH7TO567XKQFY.jpg)
An increase in velocity helps explain why White Sox lefty Aaron
![Aaron Bummer - LH Relief P - Chicago White Sox Digital Art by Bob](https://media.gettyimages.com/id/963629676/photo/chicago-white-sox-relief-pitcher-aaron-bummer-prepares-to-pitch-during-a-game-between-the.jpg?s=612x612&w=gi&k=20&c=gkmAeUZkKvZaYcdQZLuPI-fyUQpbJxGeWBm8OB7z3TU=)
813 Aaron Bummer Stock Photos, High-Res Pictures, and Images
![Aaron Bummer - LH Relief P - Chicago White Sox Digital Art by Bob](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
![Aaron Bummer - LH Relief P - Chicago White Sox Digital Art by Bob](https://img.mlbstatic.com/milb-images/image/private/t_16x9/t_w372/milb/ebbx5rimsvolufiqxcmb.jpg)
Aaron Bummer Stats, Fantasy & News
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Good news: Aaron Bummer signs five year, $16 million extension
![Aaron Bummer - LH Relief P - Chicago White Sox Digital Art by Bob](https://images2.minutemediacdn.com/image/upload/c_fill,w_1440,ar_16:9,f_auto,q_auto,g_auto/shape/cover/sport/https-3A-2F-2Fsouthsideshowdown-com-2Fwp-content-2Fuploads-2Fgetty-images-2F2017-2F07-2F1285295252-850x560-c35f39fdd2dcd4182bfe90dd9abf5d08.jpg)
Chicago White Sox: 2021 grade for Aaron Bummer
![Aaron Bummer - LH Relief P - Chicago White Sox Digital Art by Bob](https://media.gettyimages.com/id/950370968/photo/aaron-bummer-of-the-chicago-white-sox-pitches-against-the-houston-astros-on-april-20-2018-at.jpg?s=612x612&w=gi&k=20&c=wlH6S5lEWftPqFmtaatPxb5joz7r0nFc_4Du60xI_sM=)
813 Aaron Bummer Stock Photos, High-Res Pictures, and Images
![Aaron Bummer - LH Relief P - Chicago White Sox Digital Art by Bob](https://images2.minutemediacdn.com/image/fetch/https%3A%2F%2Fcalltothepen.com%2Fwp-content%2Fuploads%2Fgetty-images%2F2018%2F08%2F1164425412.jpeg)
Chicago White Sox: A Real Bummer of a Deal