Life in limbo for China's migrant families

Beijing has made urbanization a main goal for increasing domestic consumption and closing the wealth gap. Hundreds of millions have moved to the cities from the countryside in search of jobs.

But activists say that the government's own policies are forcing these migrants out of cities and creating an underclass in China. About 250 million people -- equivalent to about 80% of the population of the U.S. -- are migrant workers in China. Read more