About 60 Minutes Season 40, Episode 7 : Curve Ball/The Ivory War/Captain of Capitalism

"Curve Ball" investigators the Iraqi defector who fabricated a story about WMDs that helped drive the U.S. into war in the Middle East. "The Ivory War" investigates elephant poaching in Africa. "Captain of Capitalism" profiles venture capitalist Tom Perkins. "Andy Rooney" talks about not wanting to be a politician.