A Ukrainian serviceman talks by phone as he walks through the rubble of a building at the Polytechnic Sports Complex of the Kharkiv National Technical University after it was hit by Russian missile on Monday. (Photo: Sergey Bobok/ AFP)

KYIV: A district south of the city of Lysychansk in Ukraine's eastern Luhansk region was "fully occupied" by Russian forces as of Friday morning, a local Ukrainian official said on television.