Use of Informants by Law Enforcement (Part 2) - House Oversight Committee - 2003-06-19 - 177100-2-DVD - House Committee Government Reform and Oversight. Mr. Bulger testified about his interaction with federal law enforcement officials, the effect of the FBI's misuse of informants, and his knowledge of efforts to apprehend his brother, James "Whitey" Bulger. He testified under a grant of immunity from the committee after asserting his Fifth Amendment rights against self-incrimination.