Pakistan, Jan. 26 -- Ukrainian President Volodymyr Zelensky sought more air defence support from allies on Sunday as hundreds of buildings in Kyiv were without heating in freezing temperatures for a second day after Russian strikes.

Russia has hit Ukrainian energy infrastructure throughout the nearly four-year war, but Kyiv says this winter has been the toughest with hundreds of Russian drones and missiles overwhelming air defences during particularly fierce frosts. "This week alone, the Russians have launched more than 1,700 attack drones, over 1,380 guided aerial bombs, and 69 missiles of various types," the president said as he arrived in Vilnius. "That is why missiles for air defence systems are needed every day, and we continue work...