Ryan Zimmerman: Still Mr. Walkoff after all these years, by Nationals Communications
MR. WALK-OFF #7 - Ryan Zimmerman's SEVENTH Walk-Off HR (7/31/2010 vs. PHI)
Ryan Zimmerman's no. 11 retired by Nationals - The Washington Post
Mr. Walk-Off' Ryan Zimmerman closing in on history - WTOP News
Ryan Zimmerman Weekend: No. 11 retired in Nationals Park - Federal Baseball
jayson werth at Nationals Arm Race
Ryan Zimmerman's 11 walk-off home runs – Washington baseball history
Mr. Walk-Off' Ryan Zimmerman closing in on history - WTOP News
Relive Ryan Zimmerman's 11 career walk-off home runs
August 19, 2011: Ryan Zimmerman's walk-off grand slam beats Phillies – Society for American Baseball Research