Moscow has increasingly hit critical substations linked to nuclear power plants in an effort to disconnect them. At the same time, Ukraine replaced the commander of its ground forces.

Thirty-nine percent of Russians believe that "the use of nuclear weapons could be justified" during Russia's war in Ukraine, Alexey Levinson, chief of the sociocultural research department at the Russian independent polling organization Levada Center,

Energy workers are scrambling to fix damage to the Ukrainian power grid to keep people from freezing to death amid a massive attack by the Russian military. Vladimir Putin calls the attack retaliatory for Ukraine’s use of U.