"Chronicles the life and military career of Finnish sniper Simo Häyhä, known as the deadliest sniper in history; he killed 542 Russian enemies in less than 100 days during the Winter War (the Russo-Finnish War) of 1939-40. The author draws on his own interviews with Simo Häyhä as well as archival materials. The first part of the book gives details from his official record of training, battles, accomplishments, honors, and medals. This section also describes his family origins and early life, his training and career in the military, and his life coping with a severe injury after the Winter War. Part 2 investigates the secrets of his success, with details on his rifle and his shooting style. "--Provided by publisher.