Justice Department spies on millions of cars: WSJ (Reuters) - The Justice Department has been secretly gathering and storing hundreds of millions of records about motorists in an effort to build a national database that tracks the movement of vehicles across the country, the Wall Street Journal reported on Monday. The newspaper said the main aim of the license plate tracking program run by the Drug Enforcement Administration was to seize automobiles, money and other assets to fight drug trafficking, according to one government document. -