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　　NOVA: Last B-24 In 1944 a smoking, battle-scarred B-24 Liberator bomber known as the Tulsamerican crashed into the choppy seas off the coast of Croatia, entombing three of its occupants under 135 feet of water. For years they were lost to the world - and their families. But in 2010, nearly seventy years after the crash, the Department of Defense located the plane. And in 2017, ... (展开全部)