A group of Russian Navy vessels arrived in Cuba on Wednesday, a show of force by Moscow amid increasing tensions between the U.S. and Russia. The vessels – the Russian frigate Admiral Gorshkov, nuclear-powered submarine Kazan, a rescue tug, and an oil tanker – entered Havana harbor with ceremonial firing from the Gorshkov and an 18th century colonial fort. The vessels are on a five-day official visit to Cuba in a show of ties between Moscow and Havana, according to CNN. While in the...