Ukraine troops now up to 30km inside Russia’s Kursk region, Moscow says BBC.comWhy Ukraine’s Surprise Incursion on Russia Should Give Us Hope TIMEUkrainian Troops Are Digging Trenches In Russia’s Kursk Oblast. It’s A Sign They Plan To Stay. ForbesTwo killed in Russian strike on Kyiv as Ukraine confirms Kursk incursion Al Jazeera EnglishKursk attack will pressure Russia and ‘restore justice,’ Zelenskiy says Reuters