The system collects, stores and analyzes information about thousands of US citizens and residents, many of whom have not been accused of any wrongdoing, the report noted.

The government's goal is to have every state and local law enforcement agency in the country feed information to Washington to buttress the work of the FBI, noted the paper, which has conducted its own investigation of the matter.

The probe has revealed that technologies and techniques developed for use on the battlefields of Iraq and Afghanistan have migrated into the hands of law enforcement agencies in the United States, the paper pointed out.

In addition, the FBI is building a database with the names and personal information of thousands of US citizens and residents, the report said. The database is accessible to an increasing number of local law enforcement and military criminal investigators, the report noted.