Already a huge success internationally, The Sandman is the explosive, utterly gripping fourth book in the internationally bestselling Joona Linna Thriller series, which has sold more than 3 million copies worldwide. For readers of Stieg Larsson, Henning Mankell, and Jo Nesbo.      During a cold winter night in Stockholm a man is found walking alongside a railway bridge, suffering from hypothermia and legionella. After he's rushed to the hospital, it's discovered that, accordi