Manhattan DA Got Innocent People's Google Phone Data Through A 'Reverse Location' Search Warrant

Law enforcement authorities in New York are joining a nationwide trend to push Google to share phone data on anyone using its location tracking services near the time and scene of a crime.

The technique uses a type of search warrant known as a “reverse location” or “geofence” warrant, which gives authorities location information on Google users who have Android phones or use apps, such as Google Maps...

...The use of this surveillance technique has not been confirmed in New York City until now. An investigator for the Manhattan DA revealed it during testimony last week in a case involving a politically-charged assault from last year...

...Court records show that this dragnet data request captured the location data of multiple people who were put under law enforcement scrutiny, even though they had nothing to do with the crimes under investigation.