UPDATE 1 — Russian drone attack kills three children and a woman in Kyiv region
(Adds new death toll, comments) KYIV, Sept 20 (Reuters) — The death toll from an overnight Russian attack on the Kyiv region rose to four, including three children, Kyiv regional authorities said on Sunday. A mother and her two 3-year-old children were killed in Ukraine's Kyiv region when a Russian drone strike hit a p