Woman 'plays dead' while running from charging bison in Yellowstone

Woman 'plays dead' while running from charging bison in Yellowstone

A woman's recent trip to Yellowstone National Park nearly turned nightmarish after a close encounter with a bison, a new video shows.In a frightening bystander video taken on Friday, two unidentified visitors stand in the middle of large field when a bison several feet away starts charging at them.