俄称即将攻占乌“第三首都”，乌军方：库皮扬斯克的战斗仍在激烈进行

Group 1 - Russian military is reportedly completing the "liberation" of Kupiansk, a city in Ukraine's Kharkiv region, which is considered Ukraine's "third capital" [1] - The Russian forces are attacking from three directions and have encircled Ukrainian troops in the western part of the city [1][2] - A significant strike on Ukrainian energy facilities has caused widespread power outages across most of Ukraine [1][4] Group 2 - Military experts suggest that the Russian forces are close to encircling Ukrainian troops in Kupiansk, with the possibility of liberation occurring sooner than in other areas like Bakhmut [2] - Ukrainian forces are attempting to break through the Russian encirclement but have not achieved significant results [2][3] - The battle for Bakhmut is described as critical, with Russian forces reportedly controlling over 70% of the area [3] Group 3 - The Russian military has conducted large-scale strikes on Ukrainian energy infrastructure, utilizing precision weapons including hypersonic missiles and drones [3][4] - Ukrainian President Zelensky acknowledged the scale of the attacks, which involved over 450 drones and at least 45 missiles [4] - The strikes are aimed at undermining Ukraine's military capabilities by targeting energy supplies crucial for troop logistics [4]