Admissibility of Cellphone Tracking Evidence Being Tested

'stupefaction writes "The New York Times reports on recent successful court challenges to police use of cellphone tracking information in the course of an investigation. From the article:'

In the last four months, three federal judges have denied prosecutors the right to get cellphone tracking information from wireless companies without first showing "probable cause" to believe that a crime has been or is being committed. That is the same standard applied to requests for search warrants. [...] Cellular operators like Verizon Wireless and Cingular Wireless know, within about 300 yards, the location of their subscribers whenever a phone is turned on.

Originally by Zonk at Slashdot: Your Rights Online, 2:34 PM