Russian warships conducted simulated military exercises on their way to Cuba in June. But social media posts share clips from a 2018 Russian video of missile tests in the White Sea to claim the warships fired live missiles "off the coast of Florida" before arriving in Havana.

I never thought I would see a Russian submarine so up close,” said a Cuban man next to me as we waited in line in view of the four vessels. We were standing outside the port terminal in Havana which,

The vessels are expected to stay in the island during the weekend as part of a military drill in the Caribbean.

Though tensions are mounting between Moscow and Washington over the war in Ukraine, U.S. officials say Helena's port call is unrelated to the presence of one of Russia's most advanced nuclear submarines in Cuba.

Three U.S. Navy destroyers and a P-8 maritime aircraft are monitoring a Russian flotilla of four Russian vessels in the Caribbean.