CHICAGO (WLS) -- Celebrating its 100-year anniversary, Radio Flyer rolled out the world's largest wagon for a party downtown, Thursday. The classic red finish, "Radio Flyer" banner across the side ...

It even comes with an MP3 sound system. Your grandfather's Radio Flyer this isn't. Except that it is. It still sells a ton of classic red wagons, with sales accounting for as much as a third of ...