Another 40 people were wounded in the overnight strikes on Ukraine that targeted energy and transport infrastructure, forcing emergency power cuts in a number of regions.

Ukraine said it had successfully struck targets in Russia using U.S.-supplied ATACMS missiles, ending a months-long absence of the powerful weapon from the battlefield. In a statement shared on Facebook, the General Staff of the Armed Forces of Ukraine called it "an iconic event that emphasizes Ukraine's unwavering devotion to its sovereignty."

Ukrainian officials say a missile and drone attack killed dozens, right as the U.S. Army secretary arrived to push for peace talks.

It comes amid reports the US and Russia have prepared a 28-point peace plan, allegedly containing major concessions for Ukraine.

NATO scrambled fighter jets in Polish and Romanian airspace overnight as Russia carried out massive drone and missile strikes in western Ukraine, killing at least 25 people, three of them children.

The U.S. State Department has approved the possible sale of Patriot air defense launchers to Ukraine worth up to $105 million.

Ukraine has asked the Vatican to formalize its role facilitating negotiations for the return of Ukrainian children and civilians taken by Russia during the war.

WASHINGTON (Reuters) -U.S. President Donald Trump's Special Envoy for Ukraine, Keith Kellogg, has told associates he plans to leave the administration in January, four sources told Reuters, a departure that would mean the loss of a key advocate for Ukraine in the Trump administration.