China nuclear sub sank in its dock, US officials say

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U.S. officials have reported that a Chinese nuclear submarine sank while in its dock, raising concerns about the implications for regional security and China's naval

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 capabilities. The incident, which occurred at a naval base, has prompted scrutiny over the safety and maintenance of China's military assets. Analysts suggest this could impact China's submarine fleet readiness and heighten tensions in the South China Sea as the U.S. monitors the situation closely.

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