Sean Doolittle, Baseball's Left-Wing Lefty, Retires

A's Q&A: Sean Doolittle among baseball's best at doing for others

Sarris: Quick analysis of every signing and trade in the first week of baseball's post-lockout madness - The Athletic

MLB faces labor tensions: What the players want in new CBA

Nats still hoping quality lefty emerges for bullpen - Blog

Mike_Rizzo

Sean Doolittle retires after 11 MLB seasons with a 'full heart

New Washington Nationals' relievers Sean Doolittle and Ryan Madson debut in win in Anaheim - Federal Baseball

Reds Sign Sean Doolittle - MLB Trade Rumors

Sean Doolittle, part of Nats' World Series team, retires - The Washington Post

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