U.S. Senator Wayne Allard, and the a section of the U.S. Missile Defense Agency are hosting members of Congress and their staff in Washington this week.
They're conducting a series of computer simulated missile defense war-games.
Participants will have the opportunity to play roles in the Missile Defense command-and-control structure.
Allard says he wants Congress to be aware how difficult it is to defend the nation from missile attacks, and to better understand the growing capability of the ballistic missile system