At least 10 people are now confirmed to have died in Los Angeles wildfires, which have destroyed more than 10,000 structures in the area. Firefighters continue to battle the spread of the flames, while police are investigating whether some have been set deliberately.

The wildfires that destroyed homes in multiple sections of the Los Angeles area will test California’s efforts to stabilize the state’s insurance marketplace after many insurers stopped issuing residential policies due to the high fire risk.

Water experts dismissed Trump’s claims that California water policy is to blame for dry hydrants. But Los Angeles is also unprepared for the age of urban wildfires.