Nationals Pitcher Sean Doolittle Announces His Retirement After More Than a Decade in the Majors - The Messenger
Nationals pitcher Sean Doolittle announces his retirement after more than a decade in the majors - The San Diego Union-Tribune
Nationals' Sean Doolittle retiring after more than a decade in the majors
Ronald Acuna Jr. joins exclusive 40-40 club, Morton leaves game in 1st as Braves beat Nationals 9-6
Sean Doolittle
Memories of covering Ryan Zimmerman after he announced his retirement - Federal Baseball
World Series champion pitcher retires from MLB after 11 seasons (video)
Washington Nationals Pitcher Sean Doolittle Announces Retirement After Stellar Baseball Career - BVM Sports
Corbin, Nationals try to even series vs. Braves in Game 2, by Nationals Communications, Sep, 2023