Jack of Spies by David Downing SOHO Press Inc., $27.95, 338 pages, ISBN 978-1-61695-268-6 Those of us who follow the news and current events can’t help but feel at times that the world is ‘going to hell in a handbasket,’ to quote an old refrain . . . but those of us who study history know it’s all happened before, and the world’s still here, and still full of