By BRIAN X. CHEN
The carriers are shown to turn over records thousands of times a day in response to police emergencies, subpoenas and other requests.
Published: December 9, 2013 at 12:00AM
from NYT Technology http://www.nytimes.com/2013/12/09/technology/a-senator-plans-legislation-to-narrow-authorities-cellphone-data-requests.html
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