'Filmmaking is war': The story behind 'Titanic'

When James Cameron's "Titanic" was headed towards theaters in 1997, many were betting on a flop. Instead, "Titanic" became one of the highest-grossing movies of all time. Hear the inside story on how this movie came to be.To learn more about how CNN protects listener privacy, visit cnn.com/privacy Learn more about your ad choices. Visit podcastchoices.com/adchoices