The Commander-in-chief of the Russian Black Sea Fleet Alexander Vitko (R) walks in front of Ukrainian navy ships moored in Sevastopol bay on March 20, 2014. Ukraine's ambassador to the United Nations in Geneva warned Thursday there were signs that Moscow was preparing to launch a large-scale assault in southern and eastern parts of his crisis-hit country.  AFP PHOTO/ VIKTOR DRACHEV
.        (Photo credit should read VIKTOR DRACHEV/AFP via Getty Images)