At least four people died overnight as Russian drone and missile strikes continued to pound Ukraine’s towns and cities, local officials said Saturday. Meanwhile, Moscow’s troops continued their grinding advance through the country’s east.

In response to a large-scale Russian missile attack on Ukraine, Poland scrambled its fighter jets on the morning of Saturday, 1 February, and put its ground-based air defence systems on alert. Source: a statement by the Operational Command of the Polish Armed Forces,

President Volodymyr Zelenskiy said the attack underscored again the need to strengthen Ukraine's air defences. Odesa regional governor Oleh Kiper said seven people were injured and emergency crews remained at the scene.

Russia launched a barrage of drones and missiles on Ukraine on Saturday, killing at least four civilians and damaging residential buildings and infrastructure across the country, Ukrainian officials said.

A Russian missile attack struck the centre of the southern Ukrainian city of Odesa on Friday evening, wounding at least seven people and damaging historic buildings, officials said.

Russia launched a barrage of drones and missiles on Ukraine on Saturday, killing 15 people and damaging dozens of residential buildings as well as energy infrastructure across the country, Ukrainian officials said.

Several people died overnight as Russian drone and missile strikes pounded Ukraine’s towns and cities, local officials said Saturday. The attack prompted emergency power grid shutdowns in seven Ukrainian regions,

"Attention: Due to the attack by the Russian Federation, targeting locations including those in western Ukraine, Polish and allied aviation operations have commenced in our airspace," informed the Operational Command of the Armed Forces.