"Russia must be isolated at all levels and held accountable in order to end its long-standing policy of terrorism in Ukraine and across the globe," Zelenskiy tweeted."The enemy has once again decided to try to achieve with terror and murder what it wasn't able to achieve for nine months and won't be able to achieve," Zelenskiy said on Facebook after the attack on the hospital in Vilnyansk, located 18 kilometers from the regional capital of Zaporizhzhya.WATCH: RFE/RL's Yehor Lohinov traveled with members of the Ukrainian Army's 58th Independent Motorized Infantry Brigade and watched as they remotely fired Ukrainian-built Stuhna missiles from a shelter."Russian commanders likely also wanted Iranian-sourced UAVs to prioritize medical facilities as targets of opportunity, and strike them with guided munitions if identified," the British intelligence report said.Russia's use of drones was most probably intended to make up for its severe shortage of cruise missiles, the report said, adding that the approach has had limited success, and that most drones have been neutralized."