Sean Doolittle retires after 11 MLB seasons with a 'full heart
New Washington Nationals' relievers Sean Doolittle and Ryan Madson
Sean Doolittle gives up homer in 9th as A's lose to White Sox 5-4
Washington Nationals need Sean Doolittle to be Sean Doolittle
Doolittle announces retirement after 11 MLB seasons - Blog
A's activate closer Doolittle from DL as club heads into stretch
Longtime Washington Nationals, Oakland Athletics Reliever Sean
Washington Nationals: Should Sean Doolittle Be An All-Star?
Sean Doolittle, known for his liberal views, won't be at the White
Sean Doolittle retires after 11 MLB seasons, leaving lasting
Report: Cincinnati Reds to sign veteran reliever Sean Doolittle to
Sean Doolittle, Baseball's Left-Wing Lefty, Retires
A's win convincingly, snap 8-game skid and put 108th loss on hold