Powerful Santa Ana winds returned to the Los Angeles area Tuesday, threatening to reverse some of the progress made in the battle against deadly wildfires that have destroyed entire neighborhoods and forced tens of thousands to flee their homes.

The city of Los Angeles faces new challenges, as the situation grows dire with much of Southern California under a red flag warning through Wednesday.

Across Los Angeles, a series of wildfires fanned by the powerful Santa Ana winds have been leveling homes in the area for nearly a week, leaving a path of record-breaking destruction in their wake. The largest of the fires,