I.G./The Piano Man/Turning Around Denny's

"I.G." investigates the shortage of immune globulin which is a necessary drug for people with crippled immune systems. "The Piano Man" profiles recording artist Billy Joel. "Turning Around Denny's" looks at how the family restaurant is trying to change its imaged after a massive class action lawsuit because of discrimination. "Andy Rooney" talks about whether tobacco should be an illegal drug.