FILE PHOTO: A waiter counts Russian roubles and prepares Ukranian hryvnia for change in a restaurant in Sevastopol March 24, 2014. REUTERS/Vasily Fedosenko
FILE PHOTO: A waiter counts Russian roubles and prepares Ukranian hryvnia for change in a restaurant in Sevastopol March 24, 2014. REUTERS/Vasily Fedosenko