U.S. National Security

Associated Press
President Barack Obama, accompanied by National Security Advisor Susan Rice, stops to look at sea lions at Fox Island while taking a boat tour to see the effects of global warming in Resurrection Cove, Tuesday, Sept. 1, 2015, in Seward, Alaska. Obama is on a historic three-day trip to Alaska aimed at showing solidarity with a state often overlooked by Washington, while using its glorious but changing landscape as an urgent call to action on climate change. (AP Photo/Andrew Harnik)

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U.S. National Security

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