After 11 seasons in the MLB, NATS pitcher, Sean Doolittle announces retirement and his next steps
Nationals exercise option on Sean Doolittle
Sean Doolittle retires after path led to All-Star, World Series honors
Sean Doolittle retires after 11 MLB seasons, leaving lasting Nationals, A's legacy
Sean Doolittle retires
Nationals pitcher Sean Doolittle announces his retirement after more than a decade in the majors
Nationals pitcher Sean Doolittle announces his retirement after more than a decade in the majors
Nationals' Sean Doolittle retiring after more than a decade in the majors
A's Pitcher Sean Doolittle Turns Plan B Into Good Career Move - The New York Times
Sean Doolittle retires after 11 MLB seasons, leaving lasting Nationals, A's legacy
Nationals pitcher Sean Doolittle announces his retirement after more than a decade in the majors – NBC4 Washington