After a glacial dam outburst destroyed homes in Alaska, a look at the risks of melting ice masses

JUNEAU, Alaska: People in Alaska's capital have lived for more than a decade with periodic glacial dam outbursts like the one that destroyed at least two homes over the weekend.

But the most recent flood was surprising for how quickly the water moved as the surging Mendenhall River devoured riverbanks, undermining and damaging homes, and prompted some residents to flee.