USS Theodore Roosevelt, USS Decatur and USS Chosin arrived at Yokosuka for a port call ahead of the Keen Sword exercise, according to Marine Insight’s 17 October report.

The source describes maintenance and resupply during the visit, followed by planned activities involving Japanese forces. Plans for an exercise are separate from confirmation that it has taken place.

This is a report of a published port visit, not live vessel tracking. The brief does not repeat the article’s unverified claims about the size or performance of accompanying uncrewed vessels.

Details in the source report +
Reported details and their context.
DetailValueUnitContext
Named US vessels3shipsTheodore Roosevelt, Decatur and Chosin in the report
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Source: Marine Insight · original report