Washington had 13 hits and the top four hitters in the lineup went a combined 10-for-19, with 6 RBI and eight runs. Hector Roa hit two doubles and went 3-for-5 with two RBI and a run.
Washington scored four times in the first inning and put the game away with two runs in the sixth inning and two more in the seventh.
Andrew Daniel went four-for-four with a home run and two RBI. Teammate Luke Lowery also homered for Gateway.