Surprise attack by grizzly leads to closure of a Grand Teton National Park mountain CBS News35-year-old man survives grizzly bear attack after encountering 2 of them at national park ABC NewsGrizzly bear seriously injures man in Wyoming’s Grand Teton national park The Guardian35-Year-Old Man ‘Seriously Injured’ After ‘Surprise’ Grizzly Attack PEOPLEBear attack reported near Signal Mountain, victim ‘in stable condition’ Buckrail