Bull bison sends Yellowstone visitor flipping through the air in campground attack caught on video

There are plenty of videos from Yellowstone National Park involving tourists doing breathtakingly stupid things around wild animals. This is not one of them. CLICK HERE FOR MORE COVERAGE FROM OUTKICK A man was seriously injured Friday evening after an agitated bull bison chased him through a campground and launched him several feet into the air in one of the wildest human-animal encounters you will ever see. The attack happened at Bridge Bay Campground, south of Fishing Bridge, and was captured