Health officials are working to alert hundreds of people in dozens of states and several countries who may have been exposed to rabies in bat-infested cabins in Wyoming's Grand Teton National Park over the past few months. As of Friday, none of the bats found in some of the eight linked cabins at Jackson Lake Lodge had tested positive for rabies.

Jackson Lake Lodge in Grand Teton National Park recently discovered a colony of bats in a shared attic. Now it's reaching out to guests

A suspected bat colony at Grand Teton's Jackson Lake Lodge may have exposed hundreds of guests to rabies. Here's what you need to know about the scare.