Montreal – Emergency dispatchers who work at 911 call centers face a variety of physical and mental challenges in a high-stress environment, according to a study conducted by scientific research organization IRSST.

Washington — Railroads must develop certification and training programs for train dispatchers and signal employees, under new Federal Railroad Administration final rules.

Late last month, CBS News in New York reported that 911 dispatchers in that beleaguered hub have received, on several occasions, more emergency calls than they took on September 11, 2001. Call volume in the most populated city in the US typically ranges