From a Dark HorizonBy: Luke McCallin Series: A Gregor Reinhardt Novel In the waning days of World War I, a horrific crime behind the lines sends Lieutenant Gregor Reinhardt on a search for a killer in this electrifying thriller from the author of The Man from Berlin. It's the final days of the Great War and four years of grinding conflict has warped more than one man's mind. When a secret meeting of top brass is called, someone sets off a bomb that kills all the