Exercise TOPOFF 4 (2007)

Scenario:

The exercise is designed to strengthen the nation's capability to prevent, protect against, respond to, and recover from terrorist attacks involving weapons of mass destruction (WMDs). T4 will be a radiological dispersal device-driven scenario to take place 15-20 Oct 07.

Participating States/Troops:

Arizona, Guam, and Oregon

Lead Organization:

Department of Homeland Security