![Former Cubs pitcher Jon Lester, part of team's World Series core, announces his retirement - Chicago Sun-Times](https://s.yimg.com/ny/api/res/1.2/bIp2_CYOweBRtf9ze_IJKg--/YXBwaWQ9aGlnaGxhbmRlcjt3PTEyMDA7aD04MDA-/https://media.zenfs.com/en/ap.org/0ff6ad737913909630df3282f1773407)
Cubs release former ace Arrieta after rough return to team
![Former Cubs pitcher Jon Lester, part of team's World Series core, announces his retirement - Chicago Sun-Times](https://thespun.com/.image/ar_1:1%2Cc_fill%2Ccs_srgb%2Cfl_progressive%2Cq_auto:good%2Cw_1200/MTgzMTI4MjU3MjI1MzAzMzky/st-louis-cardinals-v-chicago-cubs.jpg)
3-Time World Series Champion Announces Retirement - The Spun: What's Trending In The Sports World Today
![Former Cubs pitcher Jon Lester, part of team's World Series core, announces his retirement - Chicago Sun-Times](https://cdn.theathletic.com/cdn-cgi/image/width=1200,height=675,fit=cover/app/uploads/2022/01/16023042/hJFtIofIJeQl_hJFtIofIJeQl_UHc268n0Qolx_original_1440x962.jpg)
Former Cubs, Red Sox pitcher Jon Lester retires with 200 wins, 3 World Series rings - The Athletic
![Former Cubs pitcher Jon Lester, part of team's World Series core, announces his retirement - Chicago Sun-Times](https://bloximages.chicago2.vip.townnews.com/eagletribune.com/content/tncms/assets/v3/editorial/8/5d/85db38c8-fa69-11ec-a1a7-d7d4937f6cfa/547e1352625e1.image.jpg?resize=353%2C500)
Two cities, one legend: Jon Lester reflects on one of a kind career with Sox, Cubs, Sports
![Former Cubs pitcher Jon Lester, part of team's World Series core, announces his retirement - Chicago Sun-Times](https://img.mlbstatic.com/mlb-images/image/private/t_16x9/t_w640/mlb/eyrdffxmyqv1leux5zeb)
Jon Lester retires
![Former Cubs pitcher Jon Lester, part of team's World Series core, announces his retirement - Chicago Sun-Times](https://cst.brightspotcdn.com/dims4/default/185b897/2147483647/strip/true/crop/3560x1998+0+113/resize/490x275!/quality/90/?url=https%3A%2F%2Fcdn.vox-cdn.com%2Fthumbor%2FlFfWaO3D2FBKa4uqL9og6__NPrs%3D%2F0x0%3A3560x2543%2F3560x2543%2Ffilters%3Afocal%281785x1112%3A1786x1113%29%2Fcdn.vox-cdn.com%2Fuploads%2Fchorus_asset%2Ffile%2F25009499%2Fob_CST_020823_016.JPG)
Former Cubs pitcher Jon Lester, part of team's World Series core, announces his retirement - Chicago Sun-Times
![Former Cubs pitcher Jon Lester, part of team's World Series core, announces his retirement - Chicago Sun-Times](https://i.ytimg.com/vi/3nk4I3IPS-8/maxresdefault.jpg)
Former Cubs pitcher Jon Lester: I got to play for amazing teams in Chicago
![Former Cubs pitcher Jon Lester, part of team's World Series core, announces his retirement - Chicago Sun-Times](https://cloudfront-us-east-1.images.arcpublishing.com/tronc/ZWSX5MEDWJAS3EA3U3RSFFG2XU.jpg)
Column: Why Chicago Cubs should retire Jon Lester's number
![Former Cubs pitcher Jon Lester, part of team's World Series core, announces his retirement - Chicago Sun-Times](https://www.courant.com/wp-content/uploads/migration/2015/09/05/2MOKJSK2BJFGNJCNWDZSKAPAMI.jpg?w=620)
Current fixation on Cubs likely, as always, much ado about nothing – Hartford Courant
![Former Cubs pitcher Jon Lester, part of team's World Series core, announces his retirement - Chicago Sun-Times](https://www.si.com/.image/ar_16:9%2Cc_fill%2Ccs_srgb%2Cfl_progressive%2Cq_auto:good%2Cw_1200/MTc4MzMxNTM2MDA3ODk4NzI4/jon-lester-chicago-cubs.jpg)
Jon Lester retires after epic MLB career as Red Sox, Cubs ace - Sports Illustrated
![Former Cubs pitcher Jon Lester, part of team's World Series core, announces his retirement - Chicago Sun-Times](https://americancenturychampionship.com/wp-content/uploads/2022/05/Lester.jpg)
Jon Lester
![Former Cubs pitcher Jon Lester, part of team's World Series core, announces his retirement - Chicago Sun-Times](https://www.usatoday.com/gcdn/presto/2021/11/05/USAT/037e3263-96a3-41b2-89a9-372fb93fb8b0-7c875722-b0ff-4d63-89d2-b0bbcf327150_thumbnail.png?width=660&height=371&fit=crop&format=pjpg&auto=webp)
Jon Lester, former Cubs, Red Sox pitcher, announces retirement
![Former Cubs pitcher Jon Lester, part of team's World Series core, announces his retirement - Chicago Sun-Times](https://athlonsports.com/.image/t_share/MTgyMDE4Njg0OTAyNjQ2OTE1/jonlester_nvrqtjpg.jpg)
Jon Lester: Cancer survivor and World Series champ