The United States operates a military base and nuclear missile silos in Montana, a state bordering Idaho. Military officials developed a plan to shoot down the balloon on Wednesday as it flew over Montana. BALLOON MANEUVERSThe U.S. government has declined to say which sites the Chinese balloon surveyed. On Friday, the Pentagon said it expected the balloon to keep flying over the United States for several more days. "That will make it fairly easy, actually," a military official said of the recovery operation in the Atlantic.

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