In the city of Engels in the Saratov region, an apartment building was hit during the night and two people died, Governor Roman Busargin wrote on Telegram.
Ukrainian President Volodymyr Zelenskyy writes on X that an oil refinery and a military air base were hit.
In addition, three people were reportedly killed in shelling in the Belgorod region. Another three were killed in a drone attack on a car in Udmurtia, more than 1,000 kilometers from the border, according to the region's governor.
Meanwhile, Wildberries says another of its warehouses, this time in Samara, has been attacked. It is the latest in a long line of attacks against the e-commerce giant.
The Russian Defense Ministry claims to have shot down 635 Ukrainian drones overnight.
