DENVER (Interstat) — Andrés Chaparro hit a three-run homer in the first inning and CJ Abrams added a two-run shot in the seventh as the Washington Nationals defeated the Colorado Rockies 7-3 on Monday at Coors Field.

Washington scored three runs in the first on Chaparro’s fourth homer of the season. Colorado tied the game in the third on Willi Castro’s three-run double.

The Nationals regained the lead in the seventh when Abrams homered, scoring Daylen Lile. Lile added a triple in the ninth to drive in an insurance run.

Riley Cornelio (1-1) earned the win with 1 2/3 scoreless innings of relief. Tom Cosgrove recorded his first save with two perfect innings. Kyle Freeland (2-9) took the loss, allowing four earned runs in six innings.

Jacob Young went 3 for 4 with a homer for Washington. The Nationals had 12 hits; the Rockies had six.

Washington improved to 51-50, while Colorado fell to 40-62. Attendance was 20,050. The game lasted 2 hours, 25 minutes.