Toronto tied it in the third. Rajai Davis led off with a triple and scored on Brett Lawrie's grounder. One out later, Bautista lifted a high drive down the line in left, his fourth homer in six games.
Moore restored Washington's lead with his first career homer, a two-run shot into the left field bullpen. He made it 5-2 with a solo drive off Laffey in the sixth.
Desmond chased Laffey with a solo blast into the second deck in left in the eighth, his ninth.
NOTES: Toronto placed RHP Brandon Morrow (strained left oblique) on the 15-day DL and recalled INF Yan Gomes from Triple-A Las Vegas. ... Washington outscored The Expos went unbeaten on a six-game trip to Houston and Atlanta in July 1988. ... Johnson said LaRoche's injury is not considered serious, adding that he should be ready to play Friday when the team returns home to begin a three-game series against the New York Yankees.
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