You know the Harlem Globetrotters. You probably don't know the Harlem Wizards or the Harlem Ambassadors. They, like the Globetrotters, are barnstorming show-basketball teams, appearing in every corner of this weird nation. Unlike the Globetrotters, they play in tiny gyms. But, as Stefan Fatsis explains on this week's excerpt from Slate's Hang Up and Listen podcast, that doesn't make their world any less petty.