The F-22 that took down China's surveillance balloon used the call sign 'FRANK01' in an apparent homage to a heroic pilot from WWI

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American World War I fighter ace, Frank Luke Jr (1897 - 1918), with his SPAD S.XIII biplane, France, 18th September 1918.
American World War I fighter ace, Frank Luke Jr (1897 - 1918), with his SPAD S.XIII biplane, France, 18th September 1918.

Getty Images

After a week adrift, a surveillance balloon from China has been deflated. Here's what we know about the suspect device and its mission.

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A map of the United States, with arrows pointing to where the Chinese surveillance balloon was spotted.

Getty Images

A second 'Chinese surveillance balloon' has been spotted over Latin America, according to Pentagon officials

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A balloon flies in the sky over Billings, Montana, on February 1, 2022.
A balloon flies in the sky over Billings, Montana, on February 1, 2022.

Chase Doak/via REUTERS

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