Jordan Zimmermann (8-7, 3.54 ERA) and Jorge De La Rosa (7-4, 4.87 ERA) take the hill in the first of a three-game series between the Washington Nationals (56-51) and the Colorado Rockies (45-61) at Nationals Park. Action begins at 7:05 p.m. ET on Friday, Aug. 7 and can be seen on RTRM and MASN.

Zimmermann pitched 6.0 innings in his most recent start, surrendering five runs, striking out seven and walking two in a 5-2 defeat to the Mets. Bryce Harper (.334, 72 Rs, 29 HRs, 68 RBIs, 4 SBs) continued his strong play yesterday, going 2 for 2 with two runs. De La Rosa went 6.2 innings, surrendering two runs and striking out four in a 6-2 win over the Cardinals in his last outing. Carlos Gonzalez (.279, 55 Rs, 22 HRs, 56 RBIs, 2 SBs) has been successful at the plate, going 2 for 5 Wednesday with one run, one home run, and three RBIs.

Washington is a -167 favorite against Colorado and the Over/Under (O/U) for this game is sitting at seven runs. The Nationals have an overall money line of -552 and a record as the favorite of 43-32. The Nationals have no trouble scoring as they rank fifth in the NL in offense with 4.1 runs per game. As for the pitchers, the Nationals are the top team in the NL at limiting walks to their opponents, allowing only 2.2 walks per game so far this season.

In games where it is the underdog, Colorado has a 32-44 record and an overall money line of -1,162. Offensively, they average 4.6 runs per game, which is tops in the NL.

The Nationals have a great 8-3 record at home (14-8 overall) against left-handed starting pitchers, which is what they'll be facing when De La Rosa takes the mound. Zimmermann (RHP) will be on the hill against the Rockies, who have a 40-44 record against right-handed starting pitchers.

Predictions: SU Winner - Was, O/U - Over


When leading after 7 innings, Washington is 26-21, while Colorado is 21-24.

The Rockies managed to give up seven walks in their last game. They'll have to pick it up against the Nationals who are heading in with a 2-1 record against opponents who give up that many walks or more.

When they outhit their opponents, the Rockies are 34-12. The Nationals have a 43-5 record when outhitting opponents.

Ranking 16th in runs, Washington has earned 445 this season. Colorado ranks fourth with 487 runs.

Ranking 25th, Colorado is near the bottom of the league in walks, notching 264 this season. Washington ranks in the top 10 at 10th with 327.

When the Nationals hit at least one home run, they are 41-24. When the Rockies hit at least one homer, they have a 40-32 record.