Kyiv hit by 70+ missiles and 650+ drones early Tuesday. Injuries, building damage, fires, power outages in Kyiv. Some trapped under rubble, reported by Kyiv Mayor. Thousands seek shelter, temporary housing provided. Zelenskyy confirms attack scale, urges U.S. and Europe air defense. Russia claims strikes targeted military infrastructure in response to prior drone attack on dormitory (denied by Ukraine). Civilian casualties: 4-5 in Kyiv, broader across Ukraine