Sumy Oblast head Oleh Hryhorov said that a large fire broke out after a drone hit a civilian object, adding that the victims were drivers of the private Ukrainian postal and courier service “Nova Poshta”.
Earlier, two deaths were reported.
Meanwhile, Vadym Liakh, head of the Sloviansk city military administration, announced on Facebook that one person was killed and two others were injured in a Russian drone strike in the city last night.
In Zaporizhzhia, southeastern Ukraine, a shopping center was hit by a Russian drone attack on Friday evening, causing a fire that spread over an area of 500 square meters and injuring several people, according to regional head Ivan Fedorov.
The Ukrainian Air Force announced on Telegram that Russians attacked Ukraine with two air-launched missiles and 157 drones last night. 127 drones and one missile were shot down or suppressed.
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These strikes come a day after a Russian missile attack on a military equipment demonstration in the Kyiv region killed at least 10 people and injured nearly 100 more.
Ukrainian President Volodymyr Zelenskyy warned in his address late Friday that intelligence assessments indicate Russia is preparing missiles for a large-scale attack on Ukraine, and stated that there are signs it could happen within the next 48 hours.