Baseball-Reference.com - Jon Lester has an ERA of 1.73 this season, his second best ERA thru the first 30 games of his team's season http://bbref.com/pi/shareit/5zIhC | Facebook
![With Jon Lester's retirement we ask: How do you define a Hall of Fame starting pitcher? - The Boston Globe With Jon Lester's retirement we ask: How do you define a Hall of Fame starting pitcher? - The Boston Globe](https://www.bostonglobe.com/resizer/6GbAEUfBf-7q10PVLh_0k3-RGNc=/arc-anglerfish-arc2-prod-bostonglobe/public/YLO7BXD7Y4I6JCH5FXHVEGU4NM.jpg)
With Jon Lester's retirement we ask: How do you define a Hall of Fame starting pitcher? - The Boston Globe
![Jon Lester Comments on Cubs' World Series Expectations | News, Scores, Highlights, Stats, and Rumors | Bleacher Report Jon Lester Comments on Cubs' World Series Expectations | News, Scores, Highlights, Stats, and Rumors | Bleacher Report](https://img.bleacherreport.net/img/images/photos/003/629/353/hi-res-4f52ffaf2387d73b6c84cc7d3534f7e6_crop_north.jpg?1475382445&w=3072&h=2048)
Jon Lester Comments on Cubs' World Series Expectations | News, Scores, Highlights, Stats, and Rumors | Bleacher Report
![Trade Retrospective: Red Sox continue sell off, trade Jon Lester to the Athletics for Yoenis Céspedes - Beyond the Box Score Trade Retrospective: Red Sox continue sell off, trade Jon Lester to the Athletics for Yoenis Céspedes - Beyond the Box Score](https://cdn.vox-cdn.com/thumbor/6fl647LyuOwlSvTY6lPq_azYe4c=/1400x1400/filters:format(jpeg)/cdn.vox-cdn.com/uploads/chorus_asset/file/19813306/452433228.jpg.jpg)
Trade Retrospective: Red Sox continue sell off, trade Jon Lester to the Athletics for Yoenis Céspedes - Beyond the Box Score
![Chicago Cubs starting pitcher Jon Lester delivers during the second inning of a baseball game against the St. Louis Cardinals Saturday, June 8, 2019, in Chicago. (AP Photo/Jeff Haynes Stock Photo - Alamy Chicago Cubs starting pitcher Jon Lester delivers during the second inning of a baseball game against the St. Louis Cardinals Saturday, June 8, 2019, in Chicago. (AP Photo/Jeff Haynes Stock Photo - Alamy](https://c8.alamy.com/comp/2MJR60F/chicago-cubs-starting-pitcher-jon-lester-delivers-during-the-second-inning-of-a-baseball-game-against-the-st-louis-cardinals-saturday-june-8-2019-in-chicago-ap-photojeff-haynes-2MJR60F.jpg)
Chicago Cubs starting pitcher Jon Lester delivers during the second inning of a baseball game against the St. Louis Cardinals Saturday, June 8, 2019, in Chicago. (AP Photo/Jeff Haynes Stock Photo - Alamy
![May 19, 2008: Boston's Jon Lester no-hits Royals at Fenway Park – Society for American Baseball Research May 19, 2008: Boston's Jon Lester no-hits Royals at Fenway Park – Society for American Baseball Research](https://sabr.org/wp-content/uploads/2022/05/2008-Lester-Jon.jpg)
May 19, 2008: Boston's Jon Lester no-hits Royals at Fenway Park – Society for American Baseball Research
![Jon Lester Reportedly May Be Out for Season with Lat Injury | News, Scores, Highlights, Stats, and Rumors | Bleacher Report Jon Lester Reportedly May Be Out for Season with Lat Injury | News, Scores, Highlights, Stats, and Rumors | Bleacher Report](https://img.bleacherreport.net/img/images/photos/003/666/448/hi-res-e713dbb75d113ff14125f11328e182c9_crop_exact.jpg?w=1200&h=1200&q=75)