Book 3 in The Phoenix Chronicles.
"As the Magnum Group unravels a mystery regarding the purpose of Russian spies that secretly entered the U.S., Brady Hawk finds himself in the den of one of the most ruthless Russian military leaders during the Cold War. As his role in the infiltration of spies into the U.S. becomes clear, the Russian General makes a bold move that sets off a dangerous chain of events, threatening the safety of the U.S. military and the entire city of Washington."