The attack destroyed an energy facility and cut power to more than 20,000 residents and heat to some 17,000, according to Governor Ivan Fedorov.
Lt. Gen. Kyrylo Budanov said Pyongyang has already provided Russia with 120 self-propelled artillery guns and 120 multiple launch rocket systems, with more to come.
Russia has had battlefield momentum but its recent territorial gains have been at the expense of high personnel losses.
Ukrainian pilots are using skills that the West has let atrophy, an ex-US F16 pilot said.
NATO Secretary-General Mark Rutte has warned that a Russian victory over Ukraine would undermine the dissuasive force of the ...
Russia has lost 180 artillery systems in the past three days, according to figures provided by Ukraine's military.