Bryce Harper is back in the lineup after a nasty bout with a stomach virus. The Nationals will try to take their four-game series from the Brewers today behind Gio Gonzalez. They’ll face Mark Rogers, who’s making his season debut after getting called up from Class AAA Nashville to replace Zack Greinke.

Nationals

1. Steve Lombardozzi, 2B

2. Bryce Harper, RF

3. Ryan Zimmerman, 3B

4. Adam LaRoche, 1B

5. Michael Morse, LF

6. Danny Espinosa, 2B

7. Roger Bernadina, CF

8. Jesus Flores, C

9. Gio Gonzalez, SP

Brewers

1. Nori Aoki, RF

2. Carlos Gomez, CF

3. Ryan Braun, LF

4. Corey Hart, 1B

5. Rickie Weeks, 2B

6. Jonathan Lucroy, C

7. Cody Ransom, 3B

8. Cesar Izturis, SS

9. Mark Rogers, SP