The Human Tragedy of Yemen’s Intractable Civil War

After 7 years of conflict, Yemen is often called the world’s worst humanitarian crisis. Ian Bremmer speaks with UN Resident Coordinator David Gressly about the dire situation in Yemen, where half of the population doesn’t know when they will eat their next meal. Seen as a proxy war between the Saudis and the Iranians, civilians are caught in the crosshairs.