USGS discusses eruption of Mauna Loa in Hawaii

Decades since its last eruption, people are coming from all over to get a look at Hawaii's Mauna Loa. Wendy Stovall with the USGS joined LiveNOW from FOX's Josh Breslow with the latest on the eruption.

How do volcanoes make 'Pele's Hair'?

As Hawaii's Mauna Loa volcano awakens from a decades-long slumber, officials are not only warning those in the area about ash fall and airborne gases but also the potential for volcanic glass fibers known as "Pele's Hair."