Police Superintendent Jodi Weis said he wants to replace blue light cameras with covert cameras in Chicago, according to the Chicago Sun Times.

Ed Yohnka, communications director and spokesman for the ACLU of Illinois said these covert cameras could be problematic in a Chicago Sun Times article Tuesday:

Ed Yohnka, a spokesman for the American Civil Liberties Union of Illinois, questioned how much video surveillance will be enough for the department.

"They seem committed to running light years ahead of other cities" even though there is no evidence that surveillance cameras trigger a reduction in crime, Yohnka said. He added that the advanced surveillance technology is an invitation for abuse by rogue officers.

Watch the NBC video- ACLU: Cameras Don't Fight Crime