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No survivors after collision between passenger jet and Army helicopter
A massive search operation is underway after a passenger aircraft carrying 64 people collided midair with a US Army Black Hawk helicopter near Reagan National Airport outside of Washington, DC, ...
The U.S. desperately needs icebreaker ships. The one it has is a design failure
As climate change brings more boats to the Arctic, the U.S.'s need for boats that can cut through the ice has also increased.