Download or read book Vortex written by Chris Ryan and published by Random House. This book was released on 2009 with total page 292 pages. Available in PDF, EPUB and Kindle. Book excerpt: Events spiral rapidly out of control when Ben Tracey heads for the Northumbrian moors with his cousin Annie to spot hen harriers - protected birds of prey. For the birds are nesting near a military base where a small group of renegade researchers are finalizing the details on a very secret - and very illegal project: Project Vortex.