Sean Doolittle - Wikipedia
Ex-Nats reliever Sean Doolittle exits after '11 incredible seasons
What We Learned About Nats Pitcher Sean Doolittle - The Kojo
Sean Doolittle retires after path led to All-Star, World Series honors
The All-Star Closer Who Is Trying to Save Bookstores - WSJ
Stadium - The Nationals' Sean Doolittle spoke on baseball
All-Star Pitcher Sean Doolittle : Bullseye with Jesse Thorn : NPR
Sean Doolittle's guide to Washington D.C.
Sean Doolittle, Baseball's Left-Wing Lefty, Retires
Virginia alum Sean Doolittle to represent the Nationals in the All
Socialist Star Pitcher Sean Doolittle and Wife Speak Out on MLB's
Nationals pitcher Sean Doolittle announces his retirement after
Sean Doolittle retires after path led to All-Star, World Series honors