Nationals pitcher Sean Doolittle announces his retirement after more than a decade in the majors
Trading a top prospect for Sean Doolittle was risky, but Nationals hope a title is the reward - The Washington Post
Off the wire
Nationals Star Sean Doolittle Writes Goodbye Message to DC - Washingtonian
Nationals Pitcher Sean Doolittle: The Closer Role Is All About Managing Energy
National League All-Star (2018) and Nats World Series Champion, Sean Doolittle is officially coming back!! - PoPville
Nationals' lefty Sean Doolittle to undergo season-ending elbow surgery - NBC Sports
2022 Topps Update #US-226 Sean Doolittle Washington Nationals
Sean Doolittle retires after path led to All-Star, World Series honors
Nationals announce Sean Doolittle will catch Dr. Fauci's first pitch, will raise World Series Champions pennant and flag on Opening Day
Sean Doolittle wants a different ending with Washington Nationals - The Washington Post
Sean Doolittle on his return to Nats Park