Anton R. Valukas was the United States Attorney for the Northern District of Illinois from 1985 to 1989. In 2007, he became the chairman of Chicago law firm Jenner & Block, in which capacity he gained notoriety in 2009, when he was appointed bankruptcy examiner in the bankruptcy of Lehman Brothers. Wikipedia*
On the C-SPAN Networks:
Anton Valukas has five videos in the C-SPAN Video Library; the first appearance was a 1989 Forum as a U.S. Attorney for the Chicago, IL. The year with the most videos was 2014 with two videos.