Episode 25: Inside the World's Largest Refugee Camp

When violence in Myanmar sparked a mass exodus last August, hundreds of thousands of Rohingya fled for the border. Today, the Kutupalong camp in Cox's Bazar, Bangladesh has become the world's largest refugee camp, hosting more than 1 million people. M.J. talks to one aid worker who's been on the ground since the beginning of the crisis—and hears about a new threat that now looms.