This has not occurred in Kyiv because the first weeks of the warfare: subways now not run within the Ukrainian capital due to the low voltage within the energy grid.
https://www.spiegel.de/ausland/russland-ukraine-krieg-in-kyjiw-fahren-keine-u-bahnen-mehr-a-76365c2c-0d27-4409-a0ce-5726bc518af4#ref=rss