John C. Richter
John C. Richter was the U.S. Attorney for the Western District of Oklahoma. He was Chief of Staff for the Criminal Division of the Justice Department and was a strong supporter of the US Patriot Act. Wikipedia*
On the C-SPAN Networks:
John C. Richter has two videos in the C-SPAN Video Library; the first appearance was a 2005 News Conference as an Assistant Attorney General for the Criminal Division of the Department of Justice.