Since Robert Putnam's youth, America has become more racially and religiously integrated, but more segregated by class. In his new book "Our Kids," the Harvard professor -- of "Bowling Alone" fame -- argues that social immobility presents an economic problem…

Metal thefts, which have caused blackouts and traffic accidents, are on the rise in states across the country. Now, legislators in Ohio have enacted a new law, expanding on a Columbus city ordinance, that requires scrap dealers to check every…