Depression is usually thought of as a "grown-up" problem, but studies have shown that up to 2.5 percent of young children and 8.3 percent of adolescents in the U.S. suffer from this emotional condition. Left untreated, it can lead to difficulty in school, social problems, and even violence or suicide. How do you know if your child is suffering from depression? What should you do if you’re concerned? Tune in to learn what every parent should know about childhood depression.