Preview: Diamondbacks at Nationals WASHINGTON (Interstat) — Rookie right-hander Miles Mikolas (3-7) is scheduled to start for the Arizona Diamondbacks on Sunday afternoon against the Washington Nationals at Nationals Park, as the teams conclude a three-game series. First pitch is set for 1:35 p.m. EDT. The forecast calls for 81 degrees and cloudy conditions. Arizona (55-50) enters the game having split the first two contests of the series, including a 5-3 loss Saturday. The Diamondbacks, who lead the season series 3-2, have won six of their past 10 games. Mikolas, who is 0-0 with an 0.00 ERA in one career start against Washington, will be making his first appearance since allowing three runs over 4 2/3 innings in a no-decision July 21 against Oakland. Washington (53-52) has won three of its past four games. The Nationals are 2-1 against Arizona this season at Nationals Park. Shortstop CJ Abrams has been the Nationals’ most productive hitter, going 3-for-4 with a home run and three RBIs in Saturday’s win. Over his past seven games, Abrams is batting .387 (12-for-31) with four home runs and 11 RBIs. For Arizona, right-handed reliever Gerardo Carrillo is a player to watch after tossing two scoreless innings of relief Saturday, allowing two hits with two strikeouts. The game is projected as a high-scoring affair, with Interstate’s game simulator forecasting an 8-4 Arizona victory. The Diamondbacks are a minus-1.5 run favorite, and the over/under is 10. After Sunday’s game, Arizona opens a three-game series Monday at Pittsburgh. Washington begins a three-game set Monday against Toronto.