[Russia claims it struck Ukrainian ports, Ukraine claims it shot down a Russian drone] On October 17, the Russian Ministry of Defense issued a battle report on the 16th local time, stating that the Russian army used drones to attack Ukrainian port infrastructure and related ships in the early morning of that day, hitting a logistics center in Odessa Prefecture and a ship transporting supplies to the Port of Odessa. Ukraine's State Emergency Service stated that day that the Russian military attack caused damage to the energy infrastructure in Odessa region. On the same day, the General Staff of the Ukrainian Armed Forces released information on the battle situation, stating that 304 battles occurred in the frontline areas in the past day. The Ukrainian air force, missile force and artillery carried out strikes against the Russian army. At the same time, the Ukrainian army shot down 693 Russian drones.