World Series champion pitcher retires from MLB after 11 seasons
Wednesday's MLB: New York Yankees' CC Sabathia to retire after 2019
Tim Wakefield, Red Sox knuckleball pitcher and World Series champ, dies at 57
Dodgers to retire Fernando Valenzuela's No. 34 before Friday's game against Rockies - CBS Los Angeles
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Sean Doolittle retirement: World Series champion, All-Star relief pitcher Sean Doolittle announces retirement after 11 seasons
Wade Davis retires
Phil Niekro, Hall of Fame Knuckleball Pitcher, Dies at 81 - The New York Times
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World Series champ, Marlins Killer Ryan Zimmerman announces retirement - Fish Stripes
20 MLB players that could retire after the 2023 season
Former Cubs ace Jake Arrieta says he's retiring - The San Diego Union-Tribune
MLB players who might retire after the 2022 season
Wade Davis Announces Retirement - MLB Trade Rumors
22-Year MLB Veteran, Former Cy Young, 4x All-Star Pitcher to Retire - Fastball
Nationals pitcher Sean Doolittle announces his retirement after more than a decade in the majors - NBC Sports
Nationals pitcher Sean Doolittle announces his retirement after more than a decade in the majors - WTOP News
Aníbal Sánchez retires, reflects on World Series title with Nationals
