"The compelling story of the hunt for Aribert Heim, whose decades-long flight from justice turned a mid-level SS officer and concentration camp doctor into the most wanted Nazi war criminal in the world. Dr. Aribert Heim worked at the Mauthausen concentration camp for only a few months in 1941 but left a horrifying mark on the memories of survivors. According to their testimony, Heim euthanized patients with injections of gasoline into their hearts....