A park employee at the Grand Canyon was exposed to hantavirus, and a separate case of exposure to rabies in the park has also been confirmed.

Five days, a full-scale climbing attempt, and one goat who simply won't come down from a cliff on Hawaii’s Big Island.

"I had been pretty healthy," Nicole said. "So, to find out that I got this, I thought, well I'm so healthy, I don't know, kind of, where this came from. It made me realize like, this could happen to ...