Pro-Russian militiamen cordon off as Russian soldiers storm the Ukrainian military airbase in Belbek near the Crimean city of Sevastopol on March 22, 2014. Earlier today the Belbek base wrote on its website that troops inside had received an ultimatum from Russian forces to lay down their weapons and surrender or prepare to be stormed. AFP PHOTO/ VIKTOR DRACHEV        (Photo credit should read VIKTOR DRACHEV/AFP/Getty Images)