China is mapping the ocean floor as it prepares for submarine warfare with the U.S.

China is mapping the ocean floor as it prepares for submarine warfare with the U.S. Reuters

Early report Major update Updated Mar 24, 2026, 5:00 AM UTC

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Reuters: China is mapping the ocean floor as it prepares for submarine warfare with the U.S..

First seen Mar 24, 2026, 5:00 AM UTC Latest source Mar 24, 2026, 5:00 AM UTC

Update 1 4h ago

Reuters •published Mar 24, 2026, 5:00 AM UTC •fetched Mar 24, 2026, 7:07 AM UTC