Additional fighter jets have been mobilized as a precaution to secure the airspace, the Polish military said on X.
Two people and several high-rise buildings were damaged in attacks on Ukraine, the head of Kyiv's military command, Timur Tkachenko, said on Telegram .
"Kyiv residents, stay in your shelters. The night will be difficult. Take care of each other," he wrote.
The attacks come after a few days of an alleged lull in attacks on the country's energy infrastructure.
Several towns near the front line were also reportedly attacked during the night. In Kharkiv, at least two people were injured, according to the regional governor, Oleh Synehubo.
