Sean Doolittle feels 'like a rookie again' ahead of second stint with Nationals - WTOP News
Sean Doolittle retires
Sean Doolittle excited to return to Nationals in 2023
Nationals pitcher Sean Doolittle announces his retirement after more than a decade in the majors – NBC4 Washington
Sean Doolittle retires after 11 MLB seasons, leaving lasting Nationals, A's legacy - The Athletic
After 11 seasons in the MLB, NATS pitcher, Sean Doolittle announces retirement and his next steps
Sean Doolittle Announces Retirement : r/Nationals
Nationals pitcher Sean Doolittle announces retirement
Nationals pitcher Sean Doolittle announces his retirement after more than a decade in the majors - Washington Times
Nationals pitcher Sean Doolittle announces his retirement after more than a decade in the majors - NBC Sports
Sean Doolittle retires
Sean Doolittle, Aníbal Sánchez deal with Nationals
Sean Doolittle Announces Retirement - MLB Trade Rumors
World Series Champion Sean Doolittle Announces Retirement