听力原文： Gigantic waves of flame that covered entire neighborhoods and filled the skies over Southern California with ash have killed at least 13 people. At least 6 separate wildfires were still burning on Monday morning all the way from the Mexican border to the suburbs of Las Angeles. They were reported to have destroyed 800 homes and consumed about 120 thousand hectares of land. Authority said they were seeking two men in connection with the fires, which they believed were started deliberately. Which of the following has NOT been affected by the wildfires?