Witness Testimony Mr. Mark McCarthy Senior Vice President Public Policy VISA U.S.A Inc. P.O. Box 8999 San Francisco, CA, 94128 Deleting Commercial Child Pornography Sites From the Internet: The U.S. Financial Industry’s Efforts to Combat This Problem Subcommittee on Oversight and Investigations September 21, 2006 10:00 AM Testimony is available in PDF format.