The Ebola outbreak raging through Congo has sickened thousands of people and killed more than 1,500—and the number of new victims continues to climb.
The situation is dire, but it’s hardly unprecedented. Less than five years ago, an epidemic in West Africa killed more than 11,000 people, shattering communities, destroying economies and leaving a generation of orphans behind.
When it was over, world leaders took a solemn vow: never again. Health officials studied the failures of their sluggish and haphazard response so they would recognize the warning signs of a crisis not to be ignored.