VOA Mandarin: What threats could China pose to US by controlling Panama Canal?

FILE - Cargo vessels transit through the Panama Canal, on the outskirts of Panama City, Panama, April 19, 2023.

President-elect Donald Trump threatened recently to retake the Panama Canal because of what he called "exorbitant" rates and China's influence. What threats could China pose to the U.S. if it were able to exert strategic control over the canal?

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