Fall of Russian Stronghold Sees Ukraine’s Offensive Snowball

© Reuters/STATE EMERGENCY SERVICE OF UKRAI
Firefighters work at a site of a thermal power plant damaged by a Russian missile strike in Kharkiv

By Pavel Polityuk and Tom Balmforth KYIV, KHARKIV/Ukraine (Reuters) ‑Ukrainian forces kept pushing north in the Kharkiv region and advancing to its south and east, Ukraine’s army chief said on Sunday, a day after their rapid surge forward drove Russia to abandon its main bastion in the area. Ukrainian officials accused retreating Russian forces of launching retaliatory attacks on civilian infrastructure, including a thermal power station in Kharkiv, that the authorities in Kyiv said caused widespread blackouts. 

© Reuters/STATE EMERGENCY SERVICE OF UKRAI
Firefighters work at a site of a thermal power plant damaged …