Griffin Brown, 8, and Hudson Brown, 6, both from Chevy Chase Md., celebrate after racing their Lego cars during the Brickfair Lego Convention. (Raymond Thompson/The Washington Times)

Photo by: Raymond Thompson

Griffin Brown, 8, and Hudson Brown, 6, both from Chevy Chase Md., celebrate after racing their Lego cars during the Brickfair Lego Convention. (Raymond Thompson/The Washington Times)