Authorities and witnesses say that there have been airstrikes on various targets in Cheboksary, Engels, and Saratov.
Saratov Region Governor Roman Busargin claims that debris from the downed drones has caused damage to residential buildings in Saratov and Engels.
Meanwhile, residents of Engels are taking to social media to talk about explosions in the area of the military airfield.
In Cheboksary, drones have attacked an industrial plant. A video posted on social media shows a large fire. Mobile internet services in the city have been disrupted following the attack.
The Telegram channel Astra reports that police in Cheboksary have blocked access to the Progress research institute, which produces antennas for unmanned aerial vehicles.
Meanwhile, the US National Aeronautics and Space Administration (NASA) monitoring system has detected a fire in the area of the Borisoglebsk military airfield in the Voronezh region.
Later, the Ukrainian General Staff announced that the army's Special Operations Forces, in cooperation with other units, had struck the Borisoglebsk airfield on Saturday, where Russian warplanes"Su-34","Su-35S" and "Su-30SM" are based.
According to information available to the General Staff, a guided bomb depot and a training aircraft were hit. It is possible that other aircraft were also damaged.
Meanwhile, the Russians sent 322 drones into Ukraine on Saturday night, of which 292 were neutralized, according to the Ukrainian Air Force.
157 drones were shot down, while 135 were rendered harmless using electronic warfare equipment.
The main target of the strike was Starokostyantyniv in the Khmelnytskyi region.
Four hits were recorded, but six objects were damaged by debris from downed drones.
💥 Russia: Military production facility hidden inside a Wildberries warehouse, likely a drone assembly line, struck by multiple Ukrainian drones in Cheboksary, occupied Chuvashia Republic. Near Kazan and over 1,000km from Ukraine.
— Igor Sushko (@igorsushko) July 5, 2025