sentences:  Sebastien Le Toux's eighth goal of the season gave the Union a first half lead in front of 18,137 fans at PPL Park.He scored his 10th goal of the season in the 33rd minute for the Union, taking a pass from rookie Danny Mwanga and sending a clean shot past Wizards goalkeeper Jimmy Nielsen.His 11th league goal of the season in the 36th minute, leading the Philadelphia Union over Chicago 1–0.