Al Roker talks to climate scientist Alexander Gershunov about the conditions that made the L.A. wildfires so devastating.

A second storm has made its way to Southern California, bringing rain to Los Angeles and prompting crews to shut down the Pacific Coast Highway in anticipation of possible mudslides.

The Los Angeles (LA) wildfires began with with the Palisades fire, which erupted the morning of Jan. 7 in Pacific Palisades as a mere brush fire. Evacuation orders were issued for that fire and by ...