"Bob Lee Swagger is in love--with a woman who died 70 years ago. Ludmilla "Mili" Petrova was a great Russian sniper in World War II until she disappeared on a mission and was virtually erased from history. When Kathy Reilly of the Washington Post encounters a brief mention of Petrova in an old Russian propaganda magazine, she begins building a story around the legendary female sniper, who was once dubbed Die Weisse Hexe--The White Witch--and lauded...