NEW : An evacuation center has been set up . Authorities are worried about winds that could spread the fire and embers that are falling on adjacent houses , he said . The city of New Orleans is under a mandatory evacuation. The fire is about two miles from San Francisco International Airport . Helicopters are dropping retardant on houses to stop its spread .
NEW : An evacuation center has been set up . The city of New Orleans is under a mandatory evacuation. The fire is about two miles from San Francisco International Airport . Helicopters are dropping retardant on houses to stop its spread .