If the world doesn’t act, more than 100,000 Afghan children could die. Find out why celebrities are taking action and what you can do to join them.

Since the 1970s, millions of Afghans have fled to Pakistan to escape ongoing violence and natural disaster. They’ve found safety, built families and restarted their lives. However, many are now being forced to return to an unstable country that is unable to support them.

International Rescue Committee aid workers are scaling up our response to the world's fastest-growing humanitarian crisis as hundreds of thousands of people are uprooted by violence in Myanmar. Here's a look at the Rohingya refugee crisis by the numbers.