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An air tanker drops retardant while fighting to stop the Ferguson Fire from reaching homes in the Darrah community of unincorporated Mariposa Count, Calif., Wednesday, July 25, 2018. (AP Photo/Noah Berger)[/caption]
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A firefighter battles the Carr Fire as it burns near Shasta, Calif., on Thursday, July 26, 2018. (AP Photo/Noah Berger)[/caption]
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A water tender operator drinks a beverage after trying to save a home burning in Shasta, Calif., on Thursday, July 26, 2018. (AP Photo/Noah Berger)[/caption]
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California State Parks Superintendent Lori Martin keeps watch on historic buildings as the Carr Fire burns a residence in Shasta, Calif., Thursday, July 26, 2018. (AP Photo/Noah Berger)[/caption]
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A water tender operator drinks a beverage after trying to save a home burning in Shasta, Calif., on Thursday, July 26, 2018. (AP Photo/Noah Berger)[/caption]
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The Carr Fire burns along Highway 299 in Shasta, Calif., on Thursday, July 26, 2018. (AP Photo/Noah Berger)[/caption]
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A structure burns as the Carr Fire races along Highway 299 near Redding, Calif., on Thursday, July 26, 2018. (AP Photo/Noah Berger)[/caption]
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A Volkswagen Beetle scorched by a wildfire called the Carr Fire rests at a residence in Redding, Calif., Friday, July 27, 2018. The wildfire roared with little warning into the Northern California city as thousands of people scrambled to escape before the walls of flames descended from forested hills onto their neighborhoods, officials said Friday. (AP Photo/Noah Berger)[/caption]
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Mark Peterson, who lost his home in the Carr Fire, gives water to goats that survived the blaze on Friday, July 27, 2018, in Redding, Calif. Peterson. (AP Photo/Noah Berger)[/caption]
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Carla Bledsoe, facing camera, hugs her sister Sherri outside of the sheriff's office after hearing news that Sherri's children James, 4, and Emily 5, and grandmother were killed in a wildfire Saturday, July 28, 2018, in Redding, Calif.
(AP Photo/Marcio Jose Sanchez)[/caption]
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An air tanker drops retardant on a wildfire burning near Lakeport, Calif., on Monday, July 30, 2018. A pair of wildfires that prompted evacuation orders for thousands of people are barreling toward small lake towns in Northern California. (AP Photo/Noah Berger)[/caption]
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Flames consume a home as the River Fire tears though Lakeport, Calif., on Tuesday, July 31, 2018. (AP Photo/Noah Berger)[/caption]
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An air tanker passes behind a smoke plume while battling the River Fire in Lakeport, Calif., on Monday, July 30, 2018. A pair of wildfires that prompted evacuation orders for thousands of people are barreling toward small lake towns in Northern California. (AP Photo/Noah Berger)[/caption]
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A wildfire at Alvdalen field in Sarna, central Sweden, Thursday July 26, 2018. Several forest fires have been raging in Sweden as a result of hot and dry weather. (Maja Suslin/TT via AP)[/caption]
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Burnt trees after a wildfire northeast of Ljusdal, central Sweden, Thursday July 26, 2018. Several forest fires have been raging in Sweden as a result of hot and dry weather. (TT via AP)[/caption]
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This Wednesday, July 25, 2018 aerial photo shows burnt houses and trees following a wildfire in Mati, east of Athens. Frantic relatives searching for loved ones missing in Greece’s deadliest forest fire in decades headed to Athens’ morgue on Thursday, July 26, 2018 as rescue crews and volunteers continued searches on land and at sea for potential further victims. (Antonis Nikolopoulos/Eurokinissi via AP)[/caption]
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A worker transports a burnt car following a wildfire in Neos Voutzas, east of Athens, Friday, July 27, 2018. Greek authorities said Thursday there were serious indications that a deadly wildfire that gutted a vacation resort near Athens was started deliberately, while experts warned that the devastated coastal town had been built like a “fire trap,” with poor safety standards and few escape routes. (AP Photo/Thanassis Stavrakis)[/caption]
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Burned cars are seen following a wildfire at the village of Mati near Athens. Photo: Getty Images[/caption]
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Firefighters tackle a wildfire with beaters on Winter Hill near Bolton, UK on June 28. Photo: Getty Images[/caption]
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A road block is set up as smoke fills the air near Athens on July 23. Photo: Getty Images[/caption]
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The contents of a home, including dry wooden beams, go up in flames in Greece on July 23. Photo: Getty Images[/caption]