Chinese military vehicles carrying DF-17 roll during a parade to commemorate the 70th anniversary of the founding of Communist China in Beijing, Tuesday, Oct. 1, 2019. Military planners in Washington and elsewhere will be taking note of new missile technology displayed by China, particularly the hypersonic Dong Feng 17 or DF17 ballistic nuclear missile believed capable of breaching all existing anti-missile shields deployed by the U.S. and its allies. (AP Photo/Ng Han Guan)

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