Overview of Overnight Strikes\n\nOn Monday, multiple Ukrainian cities experienced overnight attacks, which Ukrainian President Volodymyr Zelensky characterized as "massive." Ukrainian officials reported a minimum of three fatalities, including a four-year-old child. Energy infrastructure was also targeted, leading to power outages in several regions.\n\nAccording to Ukraine, more than 600 drones and 30 missiles were launched. President Zelensky stated that the strikes, occurring prior to the Christmas period, conveyed a clear message regarding "Russia's priorities." He also commented on his view that "Putin still cannot accept that he must stop killing," implying that "the world is not putting enough pressure on Russia." President Zelensky had previously indicated that it was characteristic for the Kremlin to "carry out massive attacks" during festive periods.\n\n# Casualties and Regional Impact\n\nFatalities reported by Ukrainian officials include:\n* A four-year-old child died in the Zhytomyr region after being transported to a hospital. Five other individuals were injured.\n* A 76-year-old woman was killed in the Kyiv region, and three people were injured when a house was struck, as reported by Ukraine's state emergencies service.\n* A 72-year-old individual died in Khmelnytskyy, western Ukraine, according to regional administration head Serhiy Tyurin.\n\nIn response to missiles and drones targeting western Ukraine, Polish fighter jets were scrambled.\n\n# Attacks and Counter-Attacks\n\nThe Russian Ministry of Defence stated, via Russian state news agency Tass, that it had targeted energy facilities and other transport infrastructure.\n\nSeparately, Ukraine reportedly struck a petrochemical plant in Stravropol, southern Russia. Videos circulated by Russian media channels depicted large flames originating from the plant's vicinity. The region's governor, Vladimir Vladimirov, confirmed that a Ukrainian drone hit the plant, causing a fire. No casualties or damage to residential buildings were reported.\n\n# Energy System Impact and Outlook\n\nUkraine's energy operator issued warnings of emergency power shutdowns "in all regions" due to anticipated temperatures as low as -7C by Wednesday, urging the public to conserve energy. Acting energy minister Artem Nekrasov described this as the ninth significant attack on Ukraine's energy system this year. He noted that power supply in the Rivne, Ternopil, and Khmelnytsky regions was "almost completely" lost. Ukrainian MP Oleksandr Merezhko suggested that some areas could face power outages "for days."\n\nRecent Russian attacks have primarily focused on the southern port city of Odesa. This follows a statement from Russian President Vladimir Putin threatening to sever Ukraine's access to the Black Sea. Putin's threat was presented as a retaliation for Ukrainian drone attacks on tankers belonging to Russia's "shadow fleet," which are vessels used for transporting goods, including oil, under Western sanctions.