South African Election; Cancer Research Breakthroughs; Al Hirschfeld

South African Ambassador to the U.S. Harry Schwarz, journalists Graham Boynton and Oyama Mabandla, and Larry Shore of Hunter College report on South Africa's first democratic election, including a look into the mood in the country and activity at the polls. Doctors Ronald Ruden, Bernard Weinstein, and William Cahan on advances in cancer research and treatment. Artist Al Hirschfeld discusses his series of postage stamps commemorating silent film stars.