After being jilted by free agent and former Boston starter Jon Lester, the Red Sox regroup - The Washington Post
Red Sox Mid-Season Update: (Pitching)
Valuing Jon Lester: How far off was the Red Sox's low-ball offer?
Jon Lester retires after epic MLB career as Red Sox, Cubs ace - Sports Illustrated
Former Cubs, Red Sox pitcher Jon Lester announces retirement
Boston Red Sox: 10 Players to Worry About in 2011, News, Scores, Highlights, Stats, and Rumors
Jon Lester simply came out on the short end - The Boston Globe
MLB Notebook: Winners and Losers from 2018 sign-stealing; a look at best trades in Red Sox history
Jon Lester paying back Red Sox betrayal with Xander Bogaerts courtship
Former Cubs, Red Sox pitcher Jon Lester announces retirement
Boston Red Sox: Jon Lester is a buy-low free-agent option