More than 1,000 apartment buildings in the Ukrainian capital Kyiv are still without heating following a devastating Russian attack early on Friday, local authorities said on Sunday.

Russia has ?intensified bombardments of Ukraine¡¯s energy system since it invaded its neighbor in 2022.

President Volodymyr Zelenskyy ?said work ?was proceeding in localities affected by the attacks, noting the situation was ¡°still extremely ?difficult,¡± particularly in border regions.