Yehuda Nir was nine when the Nazis invaded Poland and the Red Armytook control of his hometown. After his father was murdered, Yehuda, his mother, and hissister fled to Krakow, assuming the identity of Polish Catholics. Then in Warsaw, they found employment -- and risked the constant threat ofexposure. After six years, their luck ran out -- when Yehuda joined the Polish underground andthey were trapped in a failed uprising. Nir concludes his remarkable...