Spring is here and flowers are in full bloom.
Some blossoms offer more than beauty and fragrance. Doctors are using daffodils to fight Alzheimer's, a disease that affects an estimated four million Americans. Richard Smith is doing all he can to help his mother battle the disease. But despite his best efforts, her condition was getting worse. But a new drug called Galantamine, made from daffodil bulbs, is showing promise by helping maintain a chemical in the brain that's necessary for memory.