A dozen other people were injured, some seriously, in the attack in the city of Sumy, which has come under increased bombardment since Ukraine’s offensive into Russia’s nearby Kursk region.

Ukraine's air force said on Thursday it had shot down all 42 drones and one of four missiles used by Russia during overnight attacks. Air defences went into operation in nine Ukrainian regions, the air force said in a statement on the Telegram messaging app nearly 31 months after Russia's full-scale invasion.

The Kremlin said on Friday that Russia's forces would restore control of its Kursk region "in a timely manner", declining to say how soon this could be achieved.

Russia has taken two villages in the western Kursk region, a senior commander said, as Russian forces advance against thousands of Ukrainian forces who smashed through the Russian border last month. Ukraine on Aug.

The United States has blacklisted a network accused of aiding financial payments between Russia and North Korea, two isolated countries that have grown financially and militarily closer amid the Kremlin's war in Ukraine.

The United States imposed sanctions on Thursday on a network of five groups and one person, based in Russia and the Georgian region of South Ossetia, for enabling payments between Russia and North Korea,

The U.S. State and Treasury departments announced new sanctions Thursday on five groups and one person said to be involved in illicit payment mechanisms between Russia and North Korea. In a statement issued by the Treasury’s Office of Foreign Assets Control,