In 2013, Edward Snowden was an IT systems expert working under contract for the National Security Agency when he traveled to Hong Kong to provide three journalists with thousands of top-secret documents about U.S. intelligence agencies' surveillance of American citizens.
Constitutional lawyer Douglas Kmiec supports the new security measures instituted since the September 11th attacks. He is Dean and St. Thomas More professor, at the Catholic University of America. He also was head of the Office of Legal Counsel in the Reagan administration. He can often be seen on PBS's News Hour with Jim Lehrer. His most recent book is "Individual Rights and the American Constitution."