KYIV: Ukraine kept up its heavy drone assault on Russia, setting fire to a major oil refinery in the south and killing at least two people, Russian authorities said Sunday. Kyiv's campaign of massive long-range strikes has choked Russian fuel supplies and ...

Russian President Vladimir Putin asserted Friday that Ukrainian troops have started a long-expected counteroffensive and were suffering “significant” losses. His comments came just hours after a string of drone strikes inside Russian territory.