President Bush, Attorney General Alberto Gonzales and Republicans congressional leaders had lobbied fiercely to make most of the expiring Patriot Act provisions permanent.

They also supported new safeguards and expiration dates to the act's two most controversial parts: authorization for roving wiretaps, which allow investigators to monitor multiple devices to keep a target from evading detection by switching phones or computers; and secret warrants for books, records and other items from businesses, hospitals and organizations such as libraries.

http://www.cnn.com/2005/POLITICS/12/16/senate.patriot.ap/index.html