Zimmerman left after he banged the side of his body, Storen fired a scoreless inning and Jordan Zimmermann tossed six scoreless.
Minor notes on Jayson Werth, Denard Span, Anthony Rendon and Blake Treinen.
Bryce Harper is back in the lineup after dealing with a stomach bug.
The Nationals and Astros continue to make progress toward a new spring training facility, and seem on track for the approvals they need to begin construction in the coming months.
He has pitched two innings, come in mid-inning and tossed only one inning -- a wide range of relief options.
Werth has yet to hit in a game this spring. He has been playing defense only in minor league games.
Gio Gonzalez starts and Danny Espinosa makes his third start at third.
Beat writer answers your questions.
The 18-year-old pitcher from Cuba has touched the high-90s with his fastball.
Ian Stewart? Kevin Frandsen? Danny Espinosa? We run through the options.