Alan Furst, The Spies of Warsaw George Pelecanos, The Turnaround Ian Rankin, Doors Open Alan Furst’s espionage novels have a melancholic tinge, depending, as they so often do, on the debacles of recent history and, on a personal level, on the mechanics of betrayal. His tenth, The Spies of Warsaw (Weidenfeld, £16.99), is set in his trademark period, Auden’s low, dishonest decade, and provides another monochrome glimpse of a continent sliding inexorably towards war. The dashing but damaged war hero, Colonel Jean-François Mercier, is France’s military attaché in Warsaw in 1937. Through a network of venal but scarcely evil informers he gathers scraps of technical material that, properly interpreted, reveal