Health officials are sounding the alarm after hundreds of people were potentially exposed to rabies while staying in cabins at Grand Teton National Park.

"A suspected bat colony was recently discovered in an attic space above guest rooms 516, 518, 520, 522, 524, 526, 528 and 530 at the Jackson Lake Lodge. There is no immediate threat to the public," the National Park Service wrote. That lodge is located at Grand Teton National Park.