Sean Doolittle, Baseball's Left-Wing Lefty, Retires
Washington Nationals pitcher Sean Doolittle announces his retirement
Nationals pitcher Sean Doolittle announces his retirement after more than a decade in the majors - WTOP News
Sean Doolittle retires
Sean Doolittle Returning To Washington Nationals
Nationals' Sean Doolittle retiring after more than a decade in the majors
After 11 seasons in the MLB, NATS pitcher, Sean Doolittle announces retirement and his next steps
Sean Doolittle retires after path led to All-Star, World Series honors
Sean Doolittle retirement: World Series champion, All-Star relief pitcher Sean Doolittle announces retirement after 11 seasons
Nationals pitcher Sean Doolittle announces his retirement after more than a decade in the majors
Longtime Washington Nationals, Oakland Athletics Reliever Sean Doolittle Retires - Fastball
Sean Doolittle: Breaking News, Rumors & Highlights
Sean Doolittle announces his retirement from the Nats after 11 seasons