Part of Montana national forest closed after grizzly bear attack, officials say
Authorities have closed portions of Custer Gallatin National Forest just outside of Big Sky, Montana, after a person was attacked by a grizzly bear while hunting. Authorities have closed portions of Custer Gallatin National Forest just outside of Big Sky, Montana, after a person was attacked by a grizzly bear while hunting. Read More Breaking News, Latest News and Videos | CNN