| St. Louis Cardinals (71-60) at Washington Nationals (79-51) |
| Game One |
Washington 8, St. Louis 1 |
| Game Two |
Friday, August 31st, 7:05 p.m. |
| Game Three |
Saturday, September 1st, 4:05 p.m. |
| Game Four |
Sunday, September 2nd, 1:35 p.m. |
| Records |
| 2012 Head-to-Head Record |
Washington 1-0 (0-0 at StL; 1-0 at Was) |
| 2011 Head-to-Head Record |
Washington 4-2 (1-2 at StL; 3-0 at Was) |
| 2010 Head-to-Head Record |
Tied 3-3 (StL 2-0 at Home; 1-3 at Was) |
| 2009 Head-to-Head Record |
St. Louis 6-1 (3-0 at StL; 3-1 at Was) |
| Home Record |
St. Louis 40-26; Washington 37-24 |
| Away Record |
St. Louis 31-34; Washington 42-27 |
| Current Streak |
St. Louis (L3); Washington (W2) |
| Record vs. Eastern Division |
St. Louis 9-16 |
| Record vs. Central Division |
Washington 20-8 |
| 2012 Meetings |
| 8/30 - Washington, 8-1 (at Was - WP: Jackson; LP: J.Garcia) |
| 2011 Meetings |
| 4/19 - Postponed at St. Louis (Made-up April 20th) |
| 4/20 - Washington, 8-6 (at StL - WP: Lannan; LP: Westbrook) |
| 4/20 - St. Louis, 5-3 (at StL - WP: J.Garcia; LP: Zimmermann) |
| 4/21 - St. Louis, 5-0 (at StL - WP: Lohse; LP: Gorzelanny) |
| 6/14 - Washington, 8-6 (at Was - WP: H.Rodriguez; LP: Batista) |
| 6/15 - Washington, 10-0 (at Was - WP: L.Hernandez; LP: McClellan) |
| 6/16 - Washington, 7-4 (10) (at Was - WP: S.Burnett; LP: Salas) |
| 2010 Meetings |
| 5/17 - St. Louis, 6-2 (at StL - WP: Lohse; LP: Stammen) |
| 5/18 - St. Louis, 3-2 (at StL - WP: C.Carpenter; LP: Clippard) |
| 8/26 - Washington, 11-10 (13) (at Was - WP: Slaten; LP: Hawksworth) |
| 8/27 - St. Louis, 4-2 (at Was - WP: Ja.Garcia; LP: Olsen) |
| 8/28 - Washington, 14-5 (at Was - WP: L.Hernandez; LP: Lohse) |
| 8/29 - Washington, 4-2 (at Was - WP: Lannan; LP: Wainwright) |
| 2009 Meetings |
| 4/30 - St. Louis, 9-4 (at Was - WP: C.Perez; LP: Tavarez) |
| 5/01 - St. Louis, 6-2 (at Was - WP: Wellemeyer; LP: Zimmermann) |
| 5/02 - Washington, 6-1 (at Was - WP: Martis; LP: Pineiro) |
| 5/03 - Postponed at Washington (Made-up July 23rd) |
| 7/23 - St. Louis, 4-1 (6 1/3) (at Was - WP: Wainwright; LP: Balester) |
| 8/28 - St. Louis, 3-2 (at StL - WP: Motte; LP: Bergmann) |
| 8/29 - St. Louis, 9-4 (at StL - WP: Boggs; LP: Stammen) |
| 8/30 - St. Louis, 2-1 (at StL - WP: Wainwright; LP: Mock) |
| St. Louis last five games |
Washington last five games |
| 8/26 - W at Cincinnati, 8-2 |
8/25 - L at Philadelphia, 2-4 |
| 8/27 - W at Pittsburgh, 4-3 |
8/26 - L at Philadelphia, 1-4 |
| 8/28 - L at Pittsburgh, 0-9 |
8/28 - L at Miami, 0-9 |
| 8/29 - L at Pittsburgh, 0-5 |
8/29 - W at Miami, 8-4 |
| 8/30 - L at Washington, 1-8 |
8/30 - W vs. St. Louis, 8-1 |