Boston Strangler, E5: A Conversation with Keira Knightley and Carrie Coon

The stars of the new 20th Century Studios' film "Boston Strangler" discuss what drew them to the roles of Loretta McLaughlin and Jean Cole -- the real-life journalists who helped bring the cases to light -- and why the story needed to be retold. Learn more about your ad choices. Visit megaphone.fm/adchoices