A Russian rocket strike on a railway station killed 25 people, Ukraine says, on the day marking six months since Moscow's invasion began.
Five of the victims of the attack in the eastern town of Chaplyne were burned to death in a vehicle, officials said. Two boys aged six and 11 were also killed.
President Volodymyr Zelenskyy announced the strike during a meeting of the UN Security Council. Another 31 people were injured.
Russia says it hit a military train, killing hundreds of Ukrainian soldiers.
As a result of a direct hit by an Iskander missile on a military train at the Chaplyne railway station in the Dnipropetrovsk region, more than 200 reserve soldiers of the Ukrainian armed forces and 10 units of military equipment were destroyed on the way to battle. zone in Donbas," its Ministry of Defense said in a statement.
Ukraine did not mention military deaths in the strike.
Moscow has repeatedly denied targeting civilian infrastructure. In her speech on Thursday, UN Human Rights Commissioner Michelle Bachelet called on the Russian president to stop armed attacks on Ukraine.
Zelensky said he learned of the strike on Chaplyne in the Dnipropetrovsk region while he was preparing for a meeting with the Security Council, adding: “This is how Russia was preparing for the UN Security Council meeting.
Turkey's finance minister has told businesses they should not worry about threats of sanctions that the US says will follow if they do business with sanctioned Russians.
US Deputy Treasury Secretary Wally Adeyemo told Turkish banks and companies in a letter that they would face secondary sanctions if they cooperated with the sanctioned Russians.
In comments representing Turkey's first official response, Nureddin Nebati tweeted that the letter should not "cause concern in our business circles. Turkey is one of the most important political and economic power centers in the world.
The NATO member sought to remain neutral in the war and refused to join international sanctions.
Nebati said Turkey is "committed to developing our trade relations with our neighbors in various sectors - especially tourism - in a framework that is not subject to sanctions".
'There is a risk' German aid to Ukraine could drop amid energy crisis, ambassador says
Germany's ambassador to the UK has admitted there is a risk public support for Ukraine could wane this winter as the energy crisis intensifies.
Asked if Germany was worried that political support for Ukraine would drop in the harsh winter conditions, Miguel Berger said: “I think it's the same challenge here in the UK, for France and for the whole of Europe. The way Putin uses gas as a weapon and puts pressure on our societies - he wants to test our resolve. Of course, it will depend a lot on the aid packages of our governments."
He said the German government had started early, providing grants to businesses, direct payments to households and discussions with unions and employers. But he admitted that "there is a risk" that support will wane.
