(AGI) Donetsk, Ukraine, June 27 - Four kidnapped observers werefreed by pro-Russian separatists in south-eastern Ukraine onFriday. They still hold four observers from the Organisationfor Security and Cooperation in Europe seized on May 26, saidthe self-styled prime minister of the self-proclaimed Republicof Donetsk, Alexander Borodai. The observers were brought to ahotel in central Donetsk. . .