The strikes came in the wake of a Ukrainian attack on a plant producing electronics for missiles in Russia's border Voronezh region on Monday that killed five people and injured dozens, according to the local governor.Russia and Ukraine have continued to exchange strikes as the war has dragged into a fifth year. Meanwhile, Ukrainian President Volodymyr Zelenskiy has sought support from Western allies for a peace deal while also pushing for fast-track admission to the European Union.Two people sought medical help after Russian forces struck the southeastern region of Zaporizhzhia, Governor Ivan Fedorov said on Telegram, and three more people were wounded in Sumy, in the north, late on Monday, emergency services said.One woman was injured in a drone attack on Ukraine's second-largest city of Kharkiv, Mayor Ihor Terekhov said on Telegram on Monday evening. Early on Tuesday, Kyiv authorities briefly issued an air raid alert before withdrawing it.Zelenskiy warned last week that Russia was preparing a massive attack — something Moscow has said it would conduct regularly. Russia's full-scale invasion of Ukraine started in February 2022.Reuters could not independently verify details of the latest strikes.Fuel crisis deepens further into SiberiaUkrainian attacks on maritime logistics and supply roads have sparked a fuel crisis in Russia and areas of Ukraine it controls.Kyiv's intensified air strikes on Russian energy infrastructure hit targets as far away as Siberia, more than 2,000 kilometres (1,243 miles) from the front line, undermining the availability of gasoline and diesel in Russia, the world's third-largest oil producer.