Three Nationals Fighting to Save Careers at Spring Training
Sean Doolittle Has Already Made His Free Agency Decision - The Spun: What's Trending In The Sports World Today
Nationals' Tanner Rainey takes Tommy John rehab one toss at a time - The Washington Post
Nationals pitcher Sean Doolittle announces his retirement after more than a decade in the majors
Sean Doolittle - Wikipedia
Nationals pitcher Sean Doolittle announces his retirement after more than a decade in the majors – NBC4 Washington
The Nationals were quick to improve their bullpen this offseason. They may not be finished. - The Washington Post
Doolittle & Wood lead Blue Rocks to comeback victory over Hudson Valley
Sean Doolittle, Nationals agree to one-year-deal - The Washington Post
2021 Washington Nationals season - Wikipedia