
Fister (3-3) gave up four hits and walked one, striking out four, in his stint on the mound. Ian Desmond hit his sixth homer of the year, a two-run shot in the third off Atlanta starter Matt Wisler (1-3).
Washington (40-33) has a three and a half game lead on the New York Mets in the National League East.

Gonzalez (6-4) gave up four runs on eight hits in eight innings of work, striking out four and walking none.
Zach Britton notched his 21st save of the season.