Pro-Russian activists who seized the main administration building in the eastern Ukrainian city of Donetsk deploy a flag of the so-called Donetsk Republic and hold a Russian flag on April 7, 2014, in Donetsk
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Ukraine crisis: Unrest flares in several cities

7 April 2014 Last updated at 17:38 BST

Pro-Russian activists in eastern Ukraine have seized state security buildings in the cities of Donetsk and Luhansk, according to Ukrainian officials.

Footage shows activists occupying regional government buildings in the two cities - and also Kharkiv - after they were stormed on Sunday.

The BBC's Olexiy Solohubenko described the situation as "very tense".