The Los Angeles Police Department says it cannot release information about its automatic license plate reader program because all cars in the Los Angeles metropolitan area are under investigation.

The LAPD made this legal argument in response to a records request from the American Civil Liberties Union and the Electronic Frontier Foundation (EFF), which sought to find out what the license plate readers had captured, as well as the department's policies for retaining and sharing the data.

Tuesday, March 25, 2014
Al Jazeera America