Reporter Tracy Chung tells the story of South Central Farm in Los Angeles, which used to be the largest urban farm in the United States. Today, however, that land is empty, bordered by train tracks and warehouses. See what happened to the South Central Farmers who used to till the urban plot. For the chance to tell your stories and be eligible for a $10,000 journalism fellowship with the Pulitzer Center, enter Project: Report at http://www.youtube.com/projectreport