Union says technology helps to keep officers and the public safe . Police around country track every vehicle passing a license plate reader . The readers are surveillance technology using high speed cameras . There 's little , if any , privacy protection for innocent people , the union says .
Union says technology helps to keep officers and the public safe . Police around country track every vehicle passing a license plate reader . The readers are surveillance technology using high speed cameras . There 's little , if any , privacy protection for innocent motorists , the ACLU says .