Constable Ken Lam confronted a man who stands accused of running people down with his van.
Video footage shows Lam was able to arrest the man without firing a single shot.
The video is being shared around the world and Lam is being lauded as a hero.
What can we learn about de-escalation from Lam's actions? And is he an example of ongoing change in police training? Or just the exception to the norm?
Guest 1: David Thomas is an associate professor at Florida Gulf Coast University and a former police officer.
Guest 2: Yasmeen Krameddine is director of research and development at Pro Training
Use the audio player above to listen to the discussion.