As the Free Beacon reported, intelligence gathering efforts have slowed down :
U.S. policies are hindering efforts by intelligence agencies to prevent attacks by the Islamic State in Western countries, current and former U.S. officials say, raising concerns in the wake of the Paris attacks and the expiration of a key surveillance tool.
The National Security Agency officially ended  its mass collection of metadata from U.S. phone calls on Sunday. Metadata consists of the dates, times, duration, and other information about the calls, but not their content. The program was first publicly disclosed by the former NSA contractor Edward Snowden.
The USA Freedom Act , passed by lawmakers in June to prohibit the NSA’s metadata collection, now requires the agency to obtain a court order before it can view the phone records of terrorist suspects.