Whether a Witness Who Has "Cooperated Fully" With a Department of Justice Investigation Has Waived Any Privilege Against Self-Incrimination That Might Have Been Claimed in Response to a Congressional Subpoena Duces Tecum for Documents on a Related Matter.

Examines whether a witness may claim Fifth Amendment privilege against self-incrimination in response to a Congressional Committee subpoena after previously cooperating with the Department of Justice.