In 2001, just three Months before 9/11, a real world exercise tested the emergency response to a bioterror attack on the continental United States. The operation was called "Dark Winter"

Within just a few days, the simulation spiraled out of control. The operation predicted breakdown in essential institutions, civil disorder, and massive civilian casualties

Dark Winter has revealed how vulnerable we've become. Our lifestyle, our Security, our Safety, all depend on a delicate and unstable economy. We have created a system so complicated that we no longer understand how to control it. Oil. Power. Shipping. Transport. We live in a complex world. And the more complex it gets, the more fragile it becomes.

The system is built on a global supply chain that gets things where they are needed just in time. We've created a house of cards. Remove just one - and everything falls apart.

During Black Friday, Patient Zero contracts an infectious virus and an epidemic Breakdown starts.

In 2007, Presidential Directive 51 was signed into law to help the government cope with such a crisis