Russian forces launched a second strike on downtown Kharkiv on the evening of July 25, according to Kharkiv Mayor Ihor Terekhov. "Another impact has been recorded in the downtown area, not far from the first strike.

It is thought Russia's modifications and increased domestic production of the Shahed drones is having a significant impact on the frontline.

Ukrainian forces are holding back Russia’s concerted summer push to break through defences along parts of the front line, Ukraine’s President Volodymyr Zelenskyy says.