How Nationals closer Sean Doolittle became a dominant one-pitch

Nationals mask bullpen woes by maximizing Max Scherzer and Stephen Strasburg - Los Angeles Times

Sean Doolittle retires after path led to All-Star, World Series honors

Nationals step up to force Game 7 of World Series

What to know about new Cincinnati Reds reliever Sean Doolittle

Sean Doolittle Returning To Washington Nationals

Nationals' Sean Doolittle Declines Trump White House Visit

Best relief pitchers in Nationals/Expos history

Sean Doolittle pledges to pay Nationals minor leaguers' salaries, might help you feel a tiny bit better about the world, This is the Loop

A perfect Sean Doolittle has middle innings set for Washington Nationals - Federal Baseball

I just can't do it': Nationals pitcher Sean Doolittle declines White House invite, Washington Nationals

Today in Nationals History. Hey Nationals Fans! Check out this post…, by Nationals Communications

Wire Taps: Erick Fedde optioned, Fernando Rodney called up; Sean Doolittle's one-pitch mastery; Nationals can save their season - Federal Baseball

Nationals closer Sean Doolittle is more than just his fastball - The Washington Post

I just can't do it.' Nationals closer Sean Doolittle declines White House visit

A's trade popular pitcher in five-player deal with Nationals – East Bay Times