US Youth Soccer joins Nickelodeon in Washington D.C. to support Worldwide Day of Play

8th Annual Worldwide Day of Play set for Saturday, September 24 Network and partners, including US Youth Soccer, to Take Over D.C.'s Ellipse with Activities and Games for Kids and Families, and Appearances by Big Time Rush, Cast of iCarly and Victorious, SpongeBob SquarePants, Dora the Explorer and More!