Nationals pitcher Sean Doolittle announces his retirement after more than a decade in the majors - NBC Sports
Washington Nationals Pitcher Sean Doolittle Announces Retirement After 11 Seasons in MLB - BVM Sports
Washington Nationals reliever Sean Doolittle heads to IL with sprained elbow - ESPN
Sean Doolittle Announces Retirement - MLB Trade Rumors
Nationals' Sean Doolittle retiring after more than a decade in the majors
Nationals pitcher Sean Doolittle announces his retirement after more than a decade in the majors – NBC4 Washington
Nationals pitcher Sean Doolittle announces his retirement after more than a decade in the majors
Washington Nationals re-sign Sean Doolittle to minor league deal; decline 2023 option for Nelson Cruz - Federal Baseball
Sean Doolittle Retires After 11 MLB Seasons; Won 2019 World Series with Nationals, News, Scores, Highlights, Stats, and Rumors
Washington Nationals re-sign Sean Doolittle to minor league deal; decline 2023 option for Nelson Cruz - Federal Baseball
Washington Nationals pitcher Sean Doolittle announces retirement after more than a decade in MLB
Washington Nationals news & notes: Leftover notes and quotes - Offseason edition - Federal Baseball
Book Pitcher Sean Doolittle Retires from Day Job