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Mexican military helicopter crashes in the country's north killing 3 crew members_蜘蛛资讯网
rs aboard the Bell 412 chopper.The area is in a drug-producing region known as the Golden Triangle, because the borders of three states meet there: Durango, Chihuahua and Sinaloa. Helicopters are ofte
rces in anti-drug and eradication efforts in the area, though it was unclear what the mission was of the aircraft involved in the Thursday crash. The Department of Defense said the cause of the crash
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