Gorillas, Iraq War, Pennies

Anderson Cooper visits the Congo, where mountain gorillas trapped in the cross hairs of a decade-long civil war are threatened with extinction. Meanwhile, former Under Secretary of Defense for Policy Douglas Feith tells Steve Kroft that the war in Iraq was a preemptive move. Morley Safer asks whether keeping the penny is pennywise. And finally, Andy Rooney takes an old fashioned approach to contemporary art.