Nationals: MacKenzie Gore (4-10, 3.52 ERA, 1.27 WHIP, 144 strikeouts); Astros: Ryan Gusto (6-4, 5.18 ERA, 1.48 WHIP, 82 strikeouts) BETMGM SPORTSBOOK LINE: Astros -122, Nationals +102; over/under is 8 1/2 runs BOTTOM LINE: The Houston Astros and Washington Nationals meet on Wednesday with the three-game series tied 1-1.

With All-Star shortstop Jeremy Pena starting a rehab assignment with Triple-A Sugar Land and outfielders Yordan Alvarez and Jake Meyers continuing to ramp up baseball activities, the Astros are inching closer to having several starters back from the injured list.

Nationals: Mike Soroka (3-8, 4.85 ERA, 1.13 WHIP, 83 strikeouts); Astros: Jason Alexander (1-1, 8.14 ERA, 1.91 WHIP, 14 strikeouts) BOTTOM LINE: The Houston Astros take on the Washington Nationals after losing five games in a row.

Yainer Diaz and Mauricio Dubon recorded three-hit games and Christian Walker delivered a timely two-run single in the bottom of the sixth inning as the Houston Astros rode a balanced offensive attack to a 7-4 interleague victory over the visiting Washington Nationals on Tuesday.