It has been exactly one year since wildfires erupted across the Los Angeles region, claiming at least 31 lives and destroying more than 16,000 buildings. Shawn Hubler, our Los Angeles bureau chief, reported on the reasons Pacific Palisades and Altadena are still largely barren. Video by Shawn Hubler, Mimi Dwyer, Christina Shaman and Chris Orr#altadena #losangeles #lawildfires #wildfires #la #pacificpalisades