Kyiv, Aug. 3 -- At least eight people have died after Ukraine launched massive overnight drone attacks across numerous military, energy, and civilian infrastructure sites deep within Russia on Sunday.

According to DW, Russia's Defence Ministry stated that its forces successfully intercepted 635 drones during the assault.

Residential buildings were struck by drones in Engels, located on the left bank of the Volga River, killing two people, while another apartment complex in nearby Saratov City suffered damage.

Local officials reported that three individuals were killed and two injured in the Udmurtia region, located 1,300 kilometres from Ukraine, with an additional three killed and five injured in Belgorod.

Ukrainian President Volodymy...