Fairfax, Va., recently piloted a program to send private security guards to patrol a historic commercial district, as well as two parks. Several criminal incidents near the parks had raised concerns.

Officials said the suspect appeared agitated and stabbed the guards after he was issued a transit-related citation.

“The numbers tell a clear story”, added Reinharz. “Tens of thousands of security guards are performing patrol functions that can be enhanced or replaced by ROAMEO Gen 4. The industry is facing ...

has hired private security to patrol the area nearly every day. While the security guards carry pepper spray and stun guns, they are not authorized to enforce laws. Some, including a Milwaukee ...