Louis Finnegan was a bright, imaginative boy who grew up in Holiday Falls, Ohio. He loved airplanes. Santa was his friend. On Christmas Eve in 1927, when he was seven years old, Louis stayed up and waited for Santa. He hid behind a chair in his living room and watched as Santa sat down to sip eggnog and nibble on a cookie.Santa rocked slowly. Pretty soon, Louis heard soft breathing and then a snort. The rocking chair stopped moving, and Santa began...