July 21 (UPI) -- At least one person was killed and nine were injured in Kyiv and flights were disrupted in Moscow after Ukraine and Russia traded drone and missile attacks overnight. Six districts of the Ukrainian capital were targeted, including Darnytskyi, where a kindergarten, a supermarket, warehouses and other non-residential buildings were set ablaze , and Shevchenkivskyi, where a multi-story residential building was damaged, said Kyiv City Military Administration head Timur Tkachenko.