Toronto van attack prompts more permanent safety measures at Niagara Falls

Fri, May 4: White plastic barriers filled with water now line a widened pedestrian walkway along the Niagara Parkway. What began as a pilot program in 2016 has now become more permanent on the heel of a fatal van attack that killed 10 people in Toronto. But as Jamie Mauracher reports, an emergency management expert says this is time for a fundamental change to our infrastructure.