Popcorn With Peter Travers

There's already Oscar buzz around Emily Blunt's latest film role in "The Girl on the Train." The film is an adaptation from the bestselling book of the same name. Blunt recently stopped by the ABC News studios to appear on "Popcorn with Peter Travers." She talked about her part in the movie as an unhinged alcoholic who witnesses a crime. She also opens up about how she first met husband John Krasinski and what it's like to be a new mom to 15-week-old baby Violet. Discover more ABC News podcasts at http://www.abcnewspodcasts.com