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Now Playing: 08-23-12 Marketplace

Gallup's latest data shows one in five Americans cannot buy enough food to feed their family. Meanwhile, many young workers are finding that the path they thought would lead to a career -- go to college, work hard, land a job -- may not be for them. Walmart is stocking up on vaccines, continuing its foray into the health care business. United Airlines is slimming down their seat sizes to increase capacity. Reporter Krissy Clark looks at the real effects of minimum wage. And Tess Vigeland talks to DW Gibson about his profiles on people who have lost their jobs and are learning to adapt.