August 31, 2013

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A Sukhoi Su-27 jet fighter of the Russkiye Vityazi (Russian Knights) aerobatic team performs during a demonstration flight at the MAKS International Aviation and Space Salon in Zhukovsky, outside Moscow.

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Internally displaced Afghan refugee children carry water in plastic bottles after being filled at a communal pump in Rodat district of Nangarhar province, Afghanistan.

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Firemen in protective suits walk near the site of an amonia leak at a cold storage unit in Baoshan district of Shanghai, China. The ammonia leak killed 15 people and sickened dozens, the city government said.

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A Portuguese firefighter, surrounded by smoke, uses a hose to fight against a wildfire in Caramulo, north Portugal, Aug. 30, 2013. Portugal asked other European countries to send two more water-dropping aircraft as wildfires continue to scorch areas of forest.