Grading the 2017 Washington Nationals: Pitchers
Sean Doolittle: Sports are a reward America must earn - The Washington Post
D-Backs beat Nationals 11-2
Sean Doolittle on elbow injury recovery, community involvement and more
D-Backs beat Nationals 11-2
2021 Washington Nationals season - Wikipedia
Washington Nationals' Sean Doolittle on MLB's 2020 season; decreased velo + more - Federal Baseball
2019 Washington Nationals season - Wikipedia
Washington Nationals relief pitcher Sean Doolittle : Bullseye with Jesse Thorn : NPR