60 Minutes: Season 39, Episode 33

39 - 33:

Bob Simon reports on aid provided to intelligence agencies by Nasir Abas, who once trained terrorists for an Al Qaeda-linked organization. He was sentenced to 10 years in prison, but was released early for cooperating with authorities. Also: Lesley Stahl profiles CNN anchor Lou Dobbs; Anderson Cooper reports on a woman who purchased a painting at a thrift store that may be a Jackson Pollock original.