A growing force of firefighters and equipment moved into the Los Angeles area Monday as another round of powerful winds threatened to trigger new wildfires and set back recent progress in containing blazes that have destroyed thousands of homes and killed at least 24 people.

National Geographic's staff photographer—who has decades of experience covering wildfires—weighs in on why the latest fires are so devastating.

Target is one of the retailers with the most exposure to the wildfires that have raged this week in the Los Angeles area, analysts at JPMorgan said Friday.