Loneliness epidemic: Panel discusses how to combat feeling alone

For many people, the holiday season can be a time when loneliness hits hard. A recent Cigna study reveals loneliness is at epidemic levels nationwide, with nearly half of Americans report feeling alone, sometimes or always. Researchers say suffering through it can be as lethal as smoking 15 cigarettes a day. Alex Wagner spoke with a group of people who at one point described themselves as lonely.