A path in the ice is left in the wake of the Finnish icebreaker MSV Nordica as it traverses the Northwest Passage through the Franklin Strait in the Canadian Arctic Archipelago Saturday, July 22, 2017. China and Russia are increasing their economic and security activities in the Arctic and U.S. military forces are preparing multiple types of operations to counter any threats in the region, according to the Pentagon's new strategy on the Arctic. (AP Photo/David Goldman)
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