Sean Doolittle retires, his gratitude far outweighing any regret - The Washington Post
I just can't do it.' Nationals closer Sean Doolittle declines White House visit
Couldn't Attend The All-Star Game At Nationals Park? Here's What It Was Like.
Sean Doolittle on return to Nationals
Sean Doolittle - Wikipedia
Sean Doolittle on the United States' handling of COVID-19: 'We haven't done any of the things that other countries have done to bring sports back
I just can't do it': Nationals pitcher Sean Doolittle declines White House invite, Washington Nationals
Sean Doolittle Returning To Washington Nationals
Wait Wait Don't Tell Me! - Podcast
Houston Astros Defeat Washington Nationals In Game 5 Of The World Series : NPR
MLB Pitcher Sean Doolittle Plays Not My Job On 'Wait Wait Don't Tell Me' : NPR