美乌领导人会晤前夕，基辅遭空袭全市停电大面积停暖

Group 1 - A Russian airstrike on Kyiv on December 27 resulted in 19 injuries and led to emergency power outages and heating disruptions across the city [1][3] - The attack affected over 2,600 residential buildings, 187 kindergartens, and 138 schools in Kyiv, with significant damage reported in multiple districts [1][3] - DTEK, Ukraine's largest private energy company, reported that nearly one-third of Kyiv experienced heating outages due to the airstrike, and the entire city was instructed to implement power cuts [3] Group 2 - Ukrainian President Zelensky plans to meet with U.S. President Trump on December 28 to discuss security guarantees and sensitive issues related to the ongoing conflict [4] - Zelensky stated that a revised 20-point peace plan is 90% complete and emphasized the need for discussions on various agreements, including economic matters [4] - The signing of the peace plan requires participation from Ukraine, the U.S., Russia, and Europe, indicating that without the involvement of Russia and Europe, the document cannot be finalized [4]