September 6, 2009: Ryan Zimmerman hits fifth career walk-off home run – Society for American Baseball Research
Washington Nationals News: Nationals + Ryan Zimmerman = feel-good story; The Strasburg Shutdown in hindsight + more Nats links - Federal Baseball
Ryan Zimmerman, Major League Baseball, News, Scores, Highlights, Stats, and Rumors
Nats' Ryan Zimmerman retires - WTOP News
Stephen Strasburg - Wikipedia
Washington Nationals on rumored plans for a 2020 MLB season: Ryan Zimmerman, Eric Thames, and Aníbal Sánchez share thoughts - Federal Baseball
Washington Nationals' Ryan Zimmerman, Sean Doolittle inducted into inaugural UVA baseball Hall of Fame class - Federal Baseball
Washington Nationals News: Nationals bring Ryan Zimmerman back; sign Welington Castillo + more Nats news - Federal Baseball
Ryan Zimmerman retires as one of precious few franchise-defining players - Sports Illustrated
Howie Kendrick and Ryan Zimmerman talk Washington Nationals' long road to the World Series - Federal Baseball
Washington Nationals' Ryan Zimmerman makes rare February Spring debut - Federal Baseball
Ryan Zimmerman, Major League Baseball, News, Scores, Highlights, Stats, and Rumors
Zimmerman's first big league hit
Popular, productive 'Mr. National' Ryan Zimmerman retires - Seattle Sports