KYIV, Ukraine (AP) — Ukrainian President Volodymyr Zelenskyy on Friday described the performance of the air force in parts of the country as “unsatisfactory," and said that steps are being taken to improve the response to large-scale Russian drone barrages of civilian areas.

The repeated Russian aerial assaults have in recent months focused on , causing blackouts and disrupting the heating and water supply during a bitterly cold winter.

The Associated Press