Sebastien Le Toux scored in the 33rd minute for the Union (5-11-6), taking a pass from rookie Danny Mwanga and sending a clean shot past Wizards goalkeeper Jimmy Nielsen.
With his 10th goal of the season, Le Toux is the only player in the league with double digits in scoring and assists (10). He is fourth in goals and second in assists.
The Wizards (7-9-6) played without leading scorer Kei Kamara (eight goals), who joined the Sierra Leone National Team in preparation for the African Cup of Nations qualifier against Egypt on Sunday.
(Copyright 2010 Philadelphia Union. Reprinted by permission)