brussels european union agree wednesday extend another six months blacklist 149 russian nationals ukrainian separatists well 38 entities role turmoil ukraine source brussels say weekly meet brussels representatives 28 eu state agree roll formally adopt sept. 14 prolong visa ban asset freeze list mid-march bloc first impose sanction russia annex black sea peninsula crimea kiev march 2014 ratchet moscow go back separatist revolt east former soviet republic russia vow never return crimea though annexation internationally recognize denounce illegal conflict east ukraine kill 10,000 people still simmer key factor sour russia relations west include eu bloc separate main economic sanction russia curb eu cooperation energy defense financial field place end january 2018. apart separatist leaders crimea east ukraine eu blacklist prevent people get visa freeze assets include senior russian officials company support benefit crisis eu agree extend blacklist russians ukraine turmoil