Ukrainian president says faster work also needed to restore power, while Trump says ‘something could be happening’ after latest round of talks. What we know on day 1,445Volodymyr Zelenskyy has called for faster action in boosting Ukrainian air defences and repairing damage to electricity grids and heating systems after huge Russian air attacks in freezing temperatures. The Ukrainian president said personnel changes would be made in areas where air defences had less than satisfactory results. Kyiv has been hit particularly hard and Zelenskyy said more than 1,110 apartment blocks remained without heat in the aftermath of the latest assault on the Ukrainian capital last Tuesday. Night-time temperatures have eased somewhat but were still due to hit -8C (18F). “The small-scale air defence component, specifically countering attacks drones, must work more efficiently and prevent the problems that exist,” Zelenskyy said in his nightly video address on Friday. “In some areas, defence lines are ...