Ian Desmond gets his first day off this season, with Steve Lombardozzi taking over at shortstop and leading off. Roger Bernadina makes his second straight start in left field.

Nationals

Steve Lombardozzi SS

Danny Espinosa 2B

Ryan Zimmerman 3B

Adam LaRoche 1B

Jayson Werth RF

Rick Ankiel CF

Wilson Ramos C

Roger Bernadina LF

Edwin Jackson RHP

Astros

Jordan Schafer CF

Jose Altuve 2B

J.D. Martinez LF

Carlos Lee 1B

Brian Bogusevic RF

Matt Downs 3B

Jason Castro C

Marwin Gonzalez SS

Bud Norris RHP