DONETSK, May 27. /ITAR-TASS/. In Ukraine’s Mariupol (in south-east), headquarters of the self-proclaimed People's Republic of Donetsk /DNR/ have been attacked, the republic’s press service told Itar-Tass on Tuesday.

“Firing continues at our headquarters in Mariupol,” the source said. The attackers are wearing black uniforms with no markings, the source added.

No information about the dead or injured is available yet.