Sgt. Ian Van Nest is a conservation officer who keeps interactions between polar bears and humans minimal. It’s been over a decade since the last polar bear attack in Churchill, a remote Canadian town on Hudson Bay, and now townspeople have an alert system, paid guards and a polar bear jail. (AP Video: Joshua A. Bickel)

Canadian officer keeps peace between polar bears and humans

Sgt. Ian Van Nest is a conservation officer who keeps interactions between polar bears and humans minimal. It’s been over a decade since the last polar bear attack in Churchill, a remote Canadian town on Hudson Bay, and now townspeople have an alert system, paid guards and a polar bear jail. (AP Video: Joshua A. Bickel)