Ukraine denied Moscow's claims that a Ukrainian drone struck the Russian-controlled Zaporizhzhia nuclear plant, as Kyiv launched new strikes on Russian energy sites.

Ukraine has stepped up its attacks on Russia’s oil and gas facilities in recent months, arguing the energy sector both funds and directly fuels Moscow’s more than 4-year-old invasion.

Ukraine’s military said it attacked the Rosneft PJSC’s Saratov oil refinery in southwestern Russia and an oil-pumping unit ...