A new book focuses on John Lennon living a long life and getting to perform at one last concert with the Fab Four.

During one tumultuous night of his infamous "lost weekend," John Lennon and his friends were chased by an angry gang in Chinatown.

By the end of 1941, they had killed 500,000 people, and by 1945 they had murdered about two million - 1.3 million of whom were Jewish. Behind the lines, Nazi commanders were experimenting with ...