KAWĘCZYNEK, Poland — Russian forces have continued attacking Ukraine three weeks after their first invasion. Mariupol, Kharkiv and Kyiv have experienced some of the heaviest losses. Ukrainian officials believe Russian bombardment has killed at least 2,500 people in Mariupol. Those attacks have left much of the city without water, heat and electricity. Mass graves are … Continue reading Refugees flee Ukraine as Russian forces target Mariupol, Kharkiv, Kyiv