"Persepolis" Creator Marjane Satrapi Discusses Her New Film

The film "Radioactive" portrays the life of Marie Curie, the first woman to win a Nobel Prize -- with her husband Pierre -- for discoveries in radioactivity. Faced with a succession of obstacles as a female scientist, she went on to win a second Nobel in her own right. Christiane speaks with the film’s director, Marjane Satrapi, who came to prominence with her graphic novel memoir "Persepolis."