Grandfather recovering after charging bison attack at Yellowstone National Park
Video shows the bison inside a picnic area of the park, running around tents and vehicles before charging at the man. Subscribe to ABC News
Video shows the bison inside a picnic area of the park, running around tents and vehicles before charging at the man. Subscribe to ABC News on ABC News is your daily source of breaking national and world news, exclusive interviews and 24/7 live streaming coverage. Download the ABC News app for the latest headlines and alerts Connect with ABC News on social media TikTok
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