The Detroit Police Department wants to expand its use of the city's growing network of high-definition surveillance cameras. And they're asking for $4 million to help them do it. That's in spite of objections from critics who say that law enforcement's use of facial recognition and video surveillance violates the Fourth Amendment.
Michigan Radio’s Sarah Cwiek joins us to talk about why the police want more funding for video surveillance, and why their use of the technology has been so controversial.
