Russian forces launched a massive drone and missile attack on Kyiv early on Friday, striking residential buildings and triggering explosions and fires in districts throughout the capital, officials said.Kyiv Mayor Vitali Klitschko said 11 people were injured. Four were being treated in the hospital, including a pregnant woman and one person in a very serious condition.Officials said falling debris and fires damaged high-rise apartment buildings, a school, a medical facility, and administrative