Diana famously wore the deep navy, figure-hugging velvet gown to a gala dinner hosted by President Ronald Reagan, during her and Prince Charles' first joint state visit to the U.S. in 1985.

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Already, the threat of deep cuts has forced the Navy to delay an aircraft carrier that was supposed to deploy to the Persian Gulf.

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In fact, it was at the dawn of the JFK era 51 years ago when the U.S. Navy sent sent the first and only mission to the Challenger Deep when a submersible called the Trieste spent 20 minutes on the ocean bottom.

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This means having a nuclear deterrent, a deployable army division, a blue-water navy with two aircraft carriers, and an air force with fighters and deep-strike jets.

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Old Navy (GPS) had extremely long lines and a crowded store, with some deep discounting going on.

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In Washington, a U.S. defense official said the U.S. Navy will contribute two high-tech acoustic devices to listen for emergency beacons still operating in deep water.

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