Pierre Thomas spoke about his career and current position as senior justice correspondent for ABC News. He focused on several recent stories including the death of Osama bin Laden and the shooting of Arizona U.S. Representative Gabrielle Giffords. Other segments included the use of cell phones in prisons, gang violence in Chicago, lax security at federal buildings, and the trial of Alaska Senator Ted Stevens. He explained how the stories came about, his use of sources, and ABC News' handling of stories for its different programs and platforms.  Pierre Thomas was CNN Justice Correspondent from 1997 to 2000. Prior to that he was at The Washington Post. He has been with ABC News since 2000.