Smoke, ash, wildfire. 濃煙, 火山灰, 野火

Hundreds of county and Angeles National Forest firefighters battled the blaze, aided by three dozen water-dropping helicopters and retardant-dropping airplanes. Above A.J. Moberg, 15, waters down the roof of his family's house as the Sand fire approaches on Saturday
Los Angeles covered in smoke and ash as 20,000 acre Sand Fire burns out of control | Daily Mail Online
Read more: http://www.dailymail.co.uk/news/article-3705316/Smoke-layer-ash-cover-Los-Angeles-huge-20-000-acre-wildfire-burns-control-north-city-forces-1-000-residents-abandon-homes.html#ixzz4FKV6g6NJ
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A.J. Moberg, 15, waters down the roof of his family's house as the Sand fire approaches in Santa Clarita, Calif., on Saturday, July 23, 2016. (Photo by Wally Skalij/Los Angeles Times/TNS)
The Day in Photos – July 24, 2016
http://avax.news/fact/The_Day_in_Photos_July_24_2016.html