Ukraine claimed Sunday to have hit two Russian military ships stationed at the annexed peninsula of Crimea in overnight strikes, as it suffered another night of “massive” Russian aerial attacks. “The Ukrainian Armed Forces successfully struck the amphibious landing ships Yamal and Azov, a communications center, and a number of the Black Sea Fleet’s infrastructure sites,” the Ukrainian Armed Forces’ strategic communications center said Sunday. Moscow-installed officials on the peninsula, which Russia seized in 2014, said their forces had repelled a major Ukrainian aerial attack late Saturday ni…