Oleksandr Usyk asks Donald Trump for help to resolve Ukraine war: "Open your eyes" / Russia to probe into Ukraine's war crimes in newly liberated Kursk Region -- envoy / IN BRIEF: Kremlin spokesman speaks on liberation of Russia's Kursk Region, Ukraine talks / Amid Russia War, Ukraine Is Dealing With a Sleep Deprivation Crisis / Ukraine war briefing: Zelenskyy links missile used in Kyiv attack to North Korea / Ukraine war briefing: Putin suddenly open to bilateral talks with 'Kyiv regime' / Russian forces encircling Ukrainian troops in Gornal in Kursk region -- senior lawmaker / Ukraine war briefing: Prove intentions with 30-day civilian ceasefire, Zelenskyy tells Kremlin / Ukraine war briefing: Kyiv sanctions three Chinese companies accused of helping Russia / Ukraine war briefing: Kyiv working to repair Chornobyl nuclear site damaged by Russian attack