Apr 7, 2013 | The Spokesman-Review
Frustrated by loitering crowds, building owners turn to technology - Sun, 07 Apr 2013 PST
Receive FREE access by logging in to or creating your Spokesman.com account. Several building owners in the downtown core, fed up with swearing, spitting and unruly behavior on public sidewalks, have installed devices that emit a steady, high-pitched squeal that is, generally, audible only to young ears - people 30 and under.