Discover fascinating information about the latest hi tech security equipment and procedures used around the world. Readers will be amazed by the technology behind iris recognition scanners and the work of sharp shooters and close-protection agents.

On the eve of a top secret space mission, Captain Calli Chase detects a tripped alarm in the tunnels deep below a NASA research center. A NASA pilot, quantum physicist, and cybercrime investigator, Calli knows that a looming blizzard and government shutdown could provide the perfect cover for sabotage, with deadly consequences. As it turns out, the danger is worse than she thought. A spatter of dried blood, a missing security badge, a suspicious suicide--a...