Hollywood has changed dramatically since its inception despite the consistency of its annual Academy Awards. A new book, "The Big Goodbye," explores the dynamic shift through the lens of classic film "Chinatown." Jeff Glor sits down with author Sam Wasson to talk about the film's complex history and why it signaled the end of an era.

Watch "CBS This Morning" HERE: http://bit.ly/1T88yAR
Download the CBS News app on iOS HERE: https://apple.co/1tRNnUy
Download the CBS News app on Android HERE: https://bit.ly/1IcphuX
Like "CBS This Morning" on Facebook HERE: http://on.fb.me/1LhtdvI
Follow "CBS This Morning" on Twitter HERE: http://bit.ly/1Xj5W3p
Follow "CBS This Morning" on Instagram HERE: http://bit.ly/1Q7NGnY
Get new episodes of shows you love across devices the next day, stream local news live, and watch full seasons of CBS fan favorites anytime, anywhere with CBS All Access. Try it free! http://bit.ly/1OQA29B
Each weekday morning, "CBS This Morning" co-hosts Gayle King, Anthony Mason and Tony Dokoupil deliver two hours of original reporting, breaking news and top-level newsmaker interviews in an engaging and informative format that challenges the norm in network morning news programs. The broadcast has earned a prestigious Peabody Award, a Polk Award, four News & Documentary Emmys, three Daytime Emmys and the 2017 Edward R. Murrow Award for Best Newscast. The broadcast was also honored with an Alfred I. duPont-Columbia Award as part of CBS News division-wide coverage of the shootings at Sandy Hook Elementary School in Newtown, Connecticut. Check local listings for "CBS This Morning" broadcast times.