When Lt. Grant Turley, 21, was shot down over Germany on March 6, 1944, he was carrying a four-leaf clover, a photo of his wife and a lock of his horse's mane. Turley, the fighter pilot who was Arizona's first ace in World War II, is cherished as much for his humanity as for his heroics. His siblings recall that this tall, lean cowboy from Aripine was quiet and generous, that he would lend his brother Stan $5 for socializing and be satisfied to be paid back only $3 because, he would tell Stan, "you need it more than I...