The Sumy Regional Military Administration reported this on Facebook, Ukrinform reported.
"Last night, Sumy was attacked by a Shahed UAV. Unfortunately, there are three "hits" in different parts of the city," the statement reads.
All emergency services are working on the ground. The victims are being provided with the necessary medical care.
Read also: Enemy shelling in Sumy region damages educational institution, kindergarten, residential buildings
The consequences of the airstrikes are being clarified, the RMA added.
Earlier, an air alert was declared in many regions of Ukraine, including the Sumy region, due to the threat of enemy attack drones.