Moments ago Interfax reported that two Russian anti-submarine warships have appeared off the coast of Ukraine's Crimea region, violating an agreement on Moscow's lease of a naval base, according to a Ukrainian military source as saying. Then again what else would a Ukrainian military source say. The source added that the two vessels, part of Russia's Baltic Fleet, had been sighted in a bay at Sevastopol, where Moscow's Black Sea Fleet has a base.