ANCHORAGE, Alaska (AP) – U.S. Forest Service officials say a melting ice cave at a southeast Alaska glacier has collapsed.

Mendenhall Glacier naturalist Laurie Craig says there are no reported injuries from the collapse Thursday near the cave's entry.

Officials are cautioning people to stay away.

Craig says the cave is not easily accessible. Getting to it requires a rugged hike and a rock climb. By water, the cave is accessible by kayak, but visitors still must hike to it.

Earlier, officials said an aerial view of the popular cave showed significant deterioration at the entrance and a pos...