Natalie Portman Talks About Her Vigorous Training for Black Swan 1.76K Arielle Sklar 11/29/10 01:53PM Filed to: Good Morning America Good Morning America Natalie Portman TV Video On GMA, Natalie Portman talked about her year-long training schedule in which she lost 20 pounds: five hours a day of dancing, swimming and toning. Interestingly, she was approached about Black Swan over 10 years ago.[There was a video here]