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Photo by: Jiang He

In this photo released by Greenpeace, oil covered the hand of a firefighter who was overwhelmed by the thick oil spill while attempting to fix an underwater pump is seen after he is pulled ashore by his colleagues in Dalian, China, on Tuesday, July 20, 2010. Crude oil started pouring into the Yellow Sea off a busy northeastern port after a pipeline exploded late last week, sparking a massive 15-hour fire. The government says the slick has spread across a 70-square-mile stretch of ocean. (AP Photo/Jiang He, Greenpeace)

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