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.

While the Norwegian jets are primarily in Poland to help defend a key logistics hub bringing materiel into Ukraine, rogue Russian missiles and drones have entered Polish airspace several times since the full-scale invasion began.

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