Disney's "Frozen" cast talks heart-warming adventure

      |Kristen Bell, Josh Gad and Idina Menzel are lending their voices to Disney's new 3D animated tale, "Frozen," about a pair of royal sisters trying to stop an icy curse from plaguing their kingdom. While interviewing the cast and crew, CBSNews.com's Ken Lombardi asked director Jennifer Lee if she believes voice actors will one day be replaced by computers.

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