Pro-Russian separatists have taken control of the regional prosecutor's office and television centre in the eastern city of Luhansk, a Reuters photographer has said.
The rebels earlier stormed the regional government headquarters in the city, gaining access by breaking windows and facing no resistance from police.
European Union foreign ministers added 13 people to their visa ban and asset freeze list over Ukraine's crisis.
Well that’s the voting over, and no surprises so far. A ‘Yes’ vote claimed to be 89% in Donetsk, and suddenly Ukraine is no more.
Nearly 90 percent of voters in eastern Ukrainian region voted for self-rule, the head of the separatist election commission said.