The $1 billion number covers procurement, deployment and usage of both the Rapiscan Secure 1000 backscatter X-ray and L3 ProVision millimeter wave AIT systems.

The $1 billion number covers procurement, deployment and usage of both the Rapiscan Secure 1000 backscatter X-ray and L3 ProVision millimeter wave AIT systems. The Secure 1000s have been removed; the L3 ProVisions are still deployed in airports.