The Today Show's Ann Curry looks into the use of the filler Sculptra which is injected into the face to plump up hollow cheeks, fill in wrinkles and to promote collagen growth. Dr. Roshini Raj, an assistant professor at NYU School of Medicine, discusses the pros and cons of the procedure, which can last two years. Sculptra has been used in Europe since 1999 and has been approved for AIDS patients in the U.S. until the FDA recently approved it to treat wrinkles. This is the treatment that Madonna is rumored to have had to plump up her cheeks. Take a look: