Ukraine and Russia have traded accusations over multiple recent incidents of shelling at the Zaporizhzhia facility, Europe's largest nuclear power plant. Russian troops captured the station early in the war.
Rockets hit the northeastern town of Chuhuiv in Kharkiv region overnight, killing three people including a 70-year-old woman and wounding three others.
Ukrainian officials reported strikes on Saturday, while Britain's Ministry of Defence said Moscow was assembling reserve forces from across Russia near Ukraine.