Russia launched a sweeping drone assault and airstrikes across Ukraine early Sunday, killing at least four people, officials said, after U.S. President Donald Trump cast doubt over Russian President Vladimir Putin’s willingness to end the war.

Russian President Vladimir Putin has been informed that groups of Ukrainian soldiers are still present in the Kursk region, reports the Russian publication RBC. The acting commander of the 810th Marine Brigade of the Black Sea Fleet,

After claiming to have ended Ukraine's incursion into Kursk — with North Korean help — Russia says it is ready to hold peace talks with Kyiv. But President Trump has cast doubt on Putin's remarks and theatened sanctions.