Ukraine war briefing: Disastrous drone expo’s organiser appears in Kyiv court The GuardianTen killed in Russian attack on drone exhibition near Kyiv BBCRussia strikes Kyiv, other Ukraine cities ReutersRussian strike on Ukrainian arms expo prompts outrage in Kyiv The Washington PostWhat went wrong? Russian missile attack on open-air weapons exhibition exposes catalogue of errors (Ukraine Battlefield update, Day 1,615) EUobserver