By Dan Peleschuk and Pavel Polityuk KYIV (Reuters) – Russia rained down missiles across Ukraine on Wednesday, forcing shutdowns of nuclear power plants and killing civilians in Kyiv as Moscow pursued a campaign to plunge Ukrainian cities into darkness and cold with winter setting in. All of the capital region was without power, Kyiv’s governor said. Officials across the border in Moldova said electricity was also lost to more than half of their country, the first time a neighbouring state has reported such extensive damage from the war in Ukraine triggered by Russia’s invasion nine months ago….