By Aidan Stretch is a CBS News reporter based in Kyiv, Ukraine. Read Full Bio Mark Osborne Updated on: May 14, 2026 / 9:07 PM EDT / CBS News Add CBS News on Google Entire residential buildings were demolished in Ukraine's capital as Russia launched a "massive and virtually nonstop" aerial barrage on Kyiv and other major cities over the last two nights, according to Ukrainian officials. They said more than 1,500 drones and over 50 missiles were launched in the last two days. At least 12 people were killed in Kyiv, many in a strike that leveled an apartment building overnight, including a 15-year-old girl, according to Kyiv Mayor Vitali Klitschko. Another 57 people were injured, including 27 of whom remain in the hospital, the mayor said on Telegram.…