Massive explosions have been seen hitting a key naval port in annexed Crimea that Russia claim was targeted in a major Ukrainian drone assault. Russian Black Sea warships were reportedly having to fight the attack off in Sevastopol, the largest city in Crimea which was annexed from Ukraine in 2014. According to Ukrainian sources, several of the Russian ships from the fleet were blown up. Local media are reporting that rescuers this morning are still attempting to put out a fire on one of the ships. Residents claimed that the huge explosions 'shook' their homes and windows while black smoke...