Ukrainian forces reportedly strike Russian military plant and oil refinery

Ukrainian forces reportedly struck a military plant in Cheboksary and the Kuibyshev oil refinery in Russia's Samara region overnight, according to President Zelensky and the Forces of Unmanned Systems. This follows previous reports of fires at these locations. On the front lines, Ukrainian military officials reported 234 combat engagements, repelling 40 Russian assaults in the Pokrovsk sector. Russia launched 207 attack drones from five directions, with Ukraine's Air Force claiming 181 interceptions, though 21 drones reportedly hit 14 sites nationwide. Ukraine's Azov National Guard also announced a joint operation that rendered Mariupol port unusable for Russian forces. Russian forces sustained approximately 1,190 personnel losses and three tanks. Sources: Громадське, Радіо Свобода, Українська правда