On this episode of Healthy Living, a look at the dangers of air pollution, which experts say is a global health crisis. How clean or polluted is the air you breathe? We’ll have some reactions from Ethiopia. A Senegal-based pulmonologist, Dr. Nafissatou Oumar Touré, discusses how the pollution affects people’s health and how to protect yourself. Plus, some people in Somalia show signs of advanced trauma after years of conflict.