Russia had said last week its troops would occupy positions that were easier to defend on the opposite bank of the Dnipro River.
Russia had artillery still capable of striking Kherson from those new positions, but "we also have something to answer with", she said.
[1/10] Local residents gather near their residential building hit by a Russian missile strike, amid Russia's attack on Ukraine, in Kyiv, Ukraine November 15, 2022.
There were no confirmed reports that Ukrainian troops had crossed the river to pursue the Russians.
Russia is a member and Ukraine is not, but Russian President Vladimir Putin stayed home.