The Nationals will try to clinch the series against the Astros tonight behind Gio Gonzalez. Jayson Werth returns after pinch-hitting last night, and otherwise taking the night off to rest his legs. Kurt Suzuki will catch his old Oakland teammate.

Nationals

1. Steve Lombardozzi, 2B

2. Bryce Harper, CF

3. Ryan Zimmerman , 3B

4. Adam LaRoche, 1B

5. Michael Morse, LF

6. Jayson Werth, RF

7. Danny Espinosa, SS

8. Kurt Suzuki, C

9. Gio Gonzalez SP

Astros

1. Jose Altuve, 2B

2. Matt Downs, 3B

3. Steve Pearce, 1B

4. Justin Maxwell, RF

5. J.D. Martinez, LF

6. Carlos Corporan, C

7. Brandon Barnes, CF

8. Marwin Gonzalez, SS

9. Armando Galarraga, P