Russia launched scores of missiles and drones at Ukraine on Wednesday, targeting gas infrastructure and other energy facilities in western regions in a new barrage against the struggling power system in the depths of winter.

Ukrainian President Volodymyr Zelenskyy warned allies that the defense of his nation is a litmus test for broader Western resolve.

Russia launched dozens of missiles and drones at the Ukrainian energy sector, Kyiv said Wednesday, ramping up a months-long bombing campaign at a precarious moment of the war for Ukraine.Moscow has pursued a months-long bombing campaign against Ukrainian energy infrastructure claiming the attacks are targeted against facilities that aid Kyiv's military.

Ukraine carried out one of its largest drone attacks against Russia in this war, striking energy production facilities, weapons storage sites, and other military targets in about a dozen regions across the country,

The Ukrainian Air Force and monitoring agencies are reporting a "massive missile attack" on Ukraine. Missiles, including Kalibr, Kh-22, and Kh-101, were launched from 7 Tu-22M3 bombers, 6 Tu-95MS bombers,