A site hosting Iranian drones was among facilities struck overnight by Ukraine, according to its General Staff.

The death toll from Russia’s heavy bombardment of Ukraine’s capital this week has risen to 31 people, marking the deadliest single attack on Kyiv in a year, Ukrainian officials said on Friday.

The strikes resulted in multiple explosions and fires at the targeted facilities, according to Ukraine’s military. The operation involved units from the Armed Forces of Ukraine, the Security Service (SBU),