WW, the company formerly known as Weight Watchers, has debuted a new nutrition and weight loss program for kids. The app, Kurbo, allows children as young as 8 to log what they eat and track their progress. Christy Harrison, registered dietitian nutritionist, joined Cheddar to discuss her op-ed for the New York Times titled "I Help People Recover From Disordered Eating. Don't Give Your Child This App."