Erik Larson previews his new book, "The Demon of Unrest".  He says he never expected to write a book set in the Civil War era.    (Photo by Jemal Countess/Getty Images)

Erik Larson previews his new book, "The Demon of Unrest". He says he never expected to write a book set in the Civil War era. (Photo by Jemal Countess/Getty Images)

Erik Larson previews his new book, "The Demon of Unrest".&nbsp; He says he never expected to write a book set in the Civil War era. &nbsp; &nbsp;(Photo by Jemal Countess/Getty Images)

Best-selling Author Erik Larson joins 'Book Chat'

With up-to-the-minute news, information, traffic and weather together and sports reports.

Share Best-selling Author Erik Larson joins 'Book Chat'

Sign up to save your podcasts

Best-selling Author Erik Larson joins 'Book Chat'

Best-selling Author Erik Larson joins 'Book Chat'