Vivas went 3-for-5 with two RBI, a run scored and a strikeout during a 13-3 win over Colorado on Monday.
Vivas recorded his second three-hit game of the season and first since June 27 on Monday. The 25-year-old slashed a two-run single in the bottom of the seventh to extend the Nationals' lead to eight. On the campaign, Vivas is slashing .239/.324/.320 with three homers and 24 RBI in 287 plate appearances.