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.

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 officials say Russia has launched a major ballistic and cruise missile attack on regions across Ukraine

Russia launched a large-scale missile attack on Wednesday, some slamming into energy facilities that caused power losses in several regions of the country, officials said.

Russia's military on Tuesday said it would retaliate against Ukraine after Kyiv attacked Russian regions by firing six U.S.-made ATACMS ballistic missiles, six UK-made Storm Shadow cruise missiles and launching one of the biggest drone attacks to date.