Five accomplished fiction writers discuss their work and the craft of writing. Novelist John Irving talks about the challenges of bringing his stories to the big screen and the differences between screenwriting and novel writing. Susan Sontag comments on how events in her life influenced her novel "In America." Israeli author Amos Oz discusses politics, love and humor amid the chaos of the Palestinian conflict. John Updike reflects on the early part of his career. And in a two-part interview Philip Roth discusses his acclaimed novel "The Plot Against America" and the writing process.