A firefighter tries to extinguish the flames on the trees in Varibobi area, northern Athens, Greece, Wednesday, Aug. 4, 2021. Firefighters in Greece are racing to fully contain a blaze on the outskirts of Athens that destroyed or seriously damaged dozens of homes overnight and forced thousands of residents to flee. Greece is enduring its worst heat wave in decades, with temperatures expected to reach 45 degrees Celsius, or 113 degrees Fahrenheit. (AP Photo/Thanassis Stavrakis)