BBC News
A fleet of Russian warships has left the port of Havana after a five-day visit to Cuba, following planned military drills.
The vessels, which included a nuclear-powered submarine and a frigate, had been anchored at Havana Bay – some 90 miles (145km) from the US state of Florida.
The US said it did not see the visit as a threat but added that it was monitoring the vessels closely.
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