Civil liberties groups press Trump administration on NSA call record collection | TheHill

““Because the NSA has failed to report the number of unique identifiers impacted, we are left with no way to assess whether this surge is due to duplication, over-reporting, or an abuse of the government’s authority,” they wrote. “We are also concerned that the NSA’s failure to provide this information is further indicative of disregard of Congress’ oversight role.””