A Russian state television host complained that "Europeans didn't freeze" this winter after energy prices on the continent skyrocketed due to international sanctions on Russia over the Ukraine war and President Vladimir Putin's army attack on the country's critical energy infrastructure. After experiencing stalled progress on the battlefield, Russia has stepped up attacks on Ukraine's energy infrastructure for several months. Russia on Thursday launched fresh missile strikes on critical infrastructure in Lviv, in western Ukraine, away from the frontlines in the east.