June 15 (UPI) -- At least four people were killed and dozens injured in a Russian airborne attack on Kyiv overnight in which the capital's 975-year-old UNESCO World Heritage Dormition Cathedral was badly damaged. A number of multi-story apartment buildings in Kyiv were hit with a pregnant woman and two children, aged 5 and 6 , among 30 people injured and more than 140,000 residents were left without power. Tymur Tkachenko, the head of the capital's military administration, said in a post on